ROCKVILLE. | Shipping and local meetup options available. Looking for WERNER 16 ft 300 lb Load Capacity Fiberglass Twin Stepladder (4XP54)? General Tires Louisville Ladder 225 Pounds Capacity Type II 16 Foot Aluminum Step Ladder New. We’ve got millions of products including 8 ft Fiberglass 300 lb Capacity Stepladder IA and 8 ft Fiberglass 300 lb Capacity Stepladder IA. | Country Search Item #920571. Privacy Policy Terms & Conditions• But, you need to have some kind of support to hold the ladder against. Thank you! You won’t overpay for 6 ft Fiberglass 300 lb Capacity Stepladder IA and 8 ft Fiberglass 300 lb Capacity Stepladder IA when you shop with us. Get everyday low prices when you shop for 8 ft Fiberglass 300 lb Capacity Stepladder IA and 8 ft Fiberglass 300 lb Capacity Stepladder IA. This ladder is designed with heavy-duty side rails and reinforcement at all critical wear points to meet the most demanding … I am in search of a step ladder that reaches at least 16 feet in the step ladder position- without an extension. Compare to. Alibaba.com Site: International - Español - Português - Deutsch - Français - Italiano - हिà¤à¤¦à¥ - PÑÑÑкий - íêµì´ - æ¥æ¬èª - اÙÙØºØ© Ø§ÙØ¹Ø±Ø¨ÙØ© - ภาษาà¹à¸à¸¢ - Türk - Nederlands - tiếng Viá»t - Indonesian - ×¢×ר×ת, AliExpress In Stock. Shop a large range of louisville 16 foot ladders at MSC Industrial Supply. | For example, if you want to climb over a tree, reach high over the wall, or any other standard operation can be done using this ladder. 78 lbs. 16' Step Ladder Rental. 1 request,multiple quotations
Stepladder, Material Aluminum, ANSI Type IA, Ladder Height 16 ft, Load Capacity 300 lb, Number of Steps 15, Base Spread 102 in, Bottom Width 37 3/4 in, Step Depth 3 in, Step Tread Ribbed, Series AS1000, Rung/Step Spacing 12 in, Twin Stepladder, Material Fiberglass, ANSI Type IA, Ladder Height 16 ft, Load Capacity 300 lb, Number of Steps 15, Base Spread 120 1/4 in, Bottom Width 41 7/8 in, Step Depth 3 in, Step Tread Ribbed, Series T7400, Rung/Step Spacing 12 in, Trestle Extension Stepladder, Material Fiberglass, ANSI Type IA, Ladder Height 16 ft, Load Capacity 300 lb, Number of Steps 15, Base Spread 123 3/4 in, Bottom Width 47 in, Step Depth 3 in, Step Tread Ribbed, Series E7400, Rung/Step Spacing 12 in, Step Stool Product Group Folding Step, Number of Steps 3, Overall Height 36 in, Material Fiberglass, ANSI Type IAA, Load Capacity 375 lb, Top Step Height 34 in, Top Step Depth 10 in, Bottom Width 20 in, Base Depth 26 1/2 in, Color Orange/Silver, Finish Fiberglass, Series FY8000, Closed Depth 10 1/4 in, Closed Height 39 in, Includes Antislip Tread, Standards ANSI, Manufacturers Warranty Length 1 yr, Ladder Actuation None, Step Tread Grid, Net Weight 20.0 lb, Step Width 6 in, Nestable Yes, Stepladder, Material Aluminum, ANSI Type IA, Ladder Height 18 ft, Load Capacity 300 lb, Number of Steps 17, Base Spread 114 in, Bottom Width 40 3/4 in, Step Depth 3 in, Step Tread Ribbed, Series AS1000, Rung/Step Spacing 12 in, Stepladder, Material Fiberglass, ANSI Type IA, Ladder Height 6 ft, Load Capacity 300 lb, Number of Steps 5, Base Spread 41 1/4 in, Bottom Width 23 3/8 in, Step Depth 3 in, Step Tread Ribbed, Series 6200, Includes Drill Holster for Added Convenience, Rung/Step Spacing 12 in, Stepladder, Material Fiberglass, ANSI Type IA, Ladder Height 12 ft, Load Capacity 300 lb, Number of Steps 11, Base Spread 76 1/8 in, Bottom Width 31 5/8 in, Step Depth 3 in, Step Tread Ribbed, Series FS1500, Includes Molded Top for Tools, Rung/Step Spacing 12 in, Stepladder, Material Aluminum, ANSI Type IA, Ladder Height 3 ft, Load Capacity 300 lb, Number of Steps 2, Base Spread 23 1/4 in, Bottom Width 18 5/16 in, Step Depth 3 in, Step Tread Ribbed, Series AS1000, Rung/Step Spacing 12 in, Extension Ladder, Material Fiberglass, Industry Ladder Size 24 ft, Extended Ladder Height 21 ft, ANSI Type IA, Load Capacity 300 lb, Adjustable Increments 12 in, Bottom Width 19 in, D6200-2 Series, Rail Type Non Conductive, Shoe Design Dual Action Shu-Lok(R), Includes Mar Resistant End Caps, Rung Shape D-Rung, Closed Height 12 ft, Section Length 12 ft, Net Weight 52.0 lb, Rung/Step Spacing 12 in, © 2011–2021 Zoro Tools, Inc. All rights reserved• Yongkang Maideng Industry And Trade Co., Ltd. Wuyi Yongying Industry and Trade Co., Ltd. adjustable aluminum folding stairs telescopic double side. This step ladder is ideal for maintenance, painting and professional construction with one or two operators. to accommodate a variety of projects. All rights reserved. This ladder is OSHA and ANSI certified so you can feel secure in the air. Skip to main content. 14 foot step ladder; 16 foot step ladder; scaffold end frame 5x5 safeway style 7ft long; scaffold crossbrace; scaffold wheel caster 8 inch; scaffold platform - aluminum-wood 19 inch wide; scaffold safety rails; bakers scaffold - aluminum 30 inch x 60 inch; jaws telescopic ladder 7 ft step… Twin Stepladder, Material Fiberglass, ANSI Type IAA, Ladder Height 16 ft, Load Capacity 375 lb, Number of Steps 15, Base Spread 126 1/4 in, Bottom Width 37 3/4 in, Step Depth 3 in, Step Tread Ribbed, Series FM1400HD, Rung/Step Spacing 12 in, Stepladder, Material Aluminum, ANSI Type IA, Ladder Height 16 ft, Load Capacity 300 lb, Number of Steps 15, Base Spread 104 in, Bottom Width 42 in, Step Depth 3 in, Step Tread Ribbed, Series 400, Includes Drill Holster for Added Convenience, Rung/Step Spacing 12 in. Learn More; See All Ladders. So, if you want to climb to someplace that has support attached to it, you can use this ladder. This 16' ladder has a maximum reach of 20' and up to 300-lb. - Capacity Twin Stepladder IA; Zoro #: G0588506 Mfr #: T7416; Whether at home, in the office or on the jobsite, stepladders are a common, versatile tool for most any task that calls for accessing hard-to-reach heights. 16 Foot Aluminum Ladders. capacity. Built for stability, the Werner 16 ft. Aluminum Step Ladder has a duty rating of 300 lbs. This … We have the 6 ft Fiberglass 300 lb Capacity Stepladder IA and 6 ft Fiberglass 300 lb Capacity Stepladder IA that you need! Box Telescopic Sport Swim Ladder For Sale. In-Store Only. Coronavirus Update: Zoro is committed to keeping our customers and employees safe. Werner S322A-1 at $33.88. for pricing and availability. Locking indicators at each step delivers security and stability so you can climb with confidence. This compact and lightweight ladder extends by the foot, adjusting to the right height for any job. Shijiazhuang Jiatai Electric Power Fitting Co., Ltd. High Quality 30 x 85mm Side Rails Fiberglass Extension Folding, 2 Sections Extension Fiberglass Ladder For Line Construction, 5M Multi purpose Retractable Aluminium A Frame Shape, easy carry durable double sections elastic aluminium extension strong built stands. We’ve got everything to make your business go like 4 ft Fiberglass 300 lb Capacity Stepladder IA and 4 ft Fiberglass 250 lb Capacity Stepladder I. Shipping Weight 103.5 lbs., ... bracing system gives protection from every angle and oversized foot pads. 14925 Southlawn Ln, Rockville, MD 20850 (301) 294-6066. 16 foot step ladder fiberglass rentals Chicago IL | Rent 16 foot … Little Giant Ladders, Velocity with Wheels, M22, 22 Ft, Multi-Position Ladder, Aluminum, Type 1A, 300 … 1688.com two steps). So, you can’t use this ladder where there is n… 24000 Frederick Rd, Clarksburg, MD 20871 (301) 972-6200. Find great deals on Ladder in your area on OfferUp. Aluminium Folding Ladder Teles… Werner Stepladders are the most popular ladder style. Heavy duty fiberglass folding combination, Folding Combination Step Extension Ladder. By Design. MSC Industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today! NEW. Knobs, Handles, Workholding & Machine Tool Accessories, Toilets, Sinks, Faucets & Plumbing Supplies, Material Handling Equipment (Pulling, Lifting, Lowering, Conveying), Shop All Janitorial & Grounds Maintenance, Bearings, V-belts & Power Transmission Equipment, Office Supplies, Furniture & Breakroom Supplies, View More Products Related To 16 Foot Step Ladder. Find many great new & used options and get the best deals for 16.5Ft. Price $884.10. Rugged and sturdy, the ladder includes a heavy-Gauge aluminum top and heavy-duty internal spreaders to resist damage around the worksite or in transit. Yongkang Aoyi Industry And Trade Co., Ltd. 16.4ft Aluminum Telescopic Ladder With Joints. Tool tray top. Louisville Ladder 16-Foot Fiberglass Step Ladder, Type IAA, 375-pound Load Capacity, FM1416HD. capacity podium step ladder in the step ladders section of Lowes.com. Also included are a pair of stabilizing ears. Shop werner pdia00 12-ft fiberglass type 1a - 300 lbs. Telesteps 1600EP OSHA Compliant 16 ft Reach Professional Wide Step Telescoping. Capacity Telescoping Step Ladder. | 300 lbs. Type II Fiberglass Step Ladder. Ladder Height 16’, Approx. This Louisville 16 foot non-conductive fiberglass industrial twin front step ladder has a load capacity of 375lbs, rated ANSI Type IAA. United Rentals offer a wide range of heights and styles including straight ladders which lean up against a solid surface for support, step ladders and even combinations. 1-click quotation comparison
| Suppliers 16 foot step ladder needed. | Yongkang Bafen Industry & Trade Co., Ltd. En131 16 Step Aluminum Multi Purpose Safety Ladders, 5m Telescopic Retractable Loft Folding Step Ladder. Qingdao Mingbaili Industry And Trade Co., Ltd. QR Code Link to This Post. | Showroom Get everything you need like Multipurpose Ladder, 26 ft., IA, Aluminum and 12 ga. Steel Utility Cart 1200 lb. Do Not Sell My Personal Information. 16 Foot Step Ladder, 16 Foot Step Ladder Suppliers Directory - Find variety 16 Foot Step Ladder Suppliers, Manufacturers, Companies from around the World at step ladder ,aluminum step ladders ,2 step ladder, Ladders Sold by bellebeststore an eBay Marketplace seller. Grainger's got your back. 6 Ft. For the tallest and toughest jobs, The Super-Heavy Duty Fiberglass Extension makes even … Post your items for free. Franklin. 16 FOOT STEP LADDER Rentals Bellingham WA, Where to Rent 16 … Standard ladder length can be adjusted by adding or removing step segments, where each step is adding 8-inch to a ceiling height (step model # LSS 31, max. Ship Weight 22.5 lbs., Base Spread 36", Bottom Width 26 "36FX51 7 FT Werner PD7304 Count on great prices, fast shipping and friendly service every time you order a 16 foot step ladder from Zoro. Little Giant Ladders, Velocity with Wheels, M22, 22 Ft, Multi-Position Ladder, Aluminum, Type 1A, 300 … Model #15131-001. - User Information Legal Enquiry Guide. … Two Tier Easy-Store Step Ladder. Compare; Find My Store. $491.23. Green means it is safe to climb. Willing to buy or rent depending on what price you want. Find 14 ft Aluminum 300 lb Capacity Stepladder IA and 14 ft Fiberglass 300 lb Capacity Twin Stepladder IA when you shop our huge assortment. OEM,ODM & multi-category buying. This is one of the first ladders we and our ancestors have ever used. Rated at 300 lbs., this 16' aluminum step ladder, measuring 42" at the bottom, includes a tool tray top and slip-resistant steps, and feet to help ensure secure footing and safe operation. Save 11%. Cosco's 16' Telescoping ladder. In-Store Only Add to My List. Add the height of the person using the ladder to the 10′ standing height to calculate your reach height.This step ladder is a class 1A fiberglass ladder and will support up to 300 pounds. 37. Added to Cart. Lazada, Browse Alphabetically: Maximum Reach: 16 ft (Assuming a 5 ft 6 inch person with a vertical 12 inch reach) Comparable to a 12-ft stepladder height. 16, 24 foot Extension Ladders and 10 foot Step ladder. Trade Alerts are FREE updates on topics such as trending hot products, buying requests and supplier information - sent directly to your email inbox! Ladders are vertical or inclined set of rungs or steps and are typically an important tool for any projects. Add to Cart Add to My List. Capacity, 54"L x 24"W at Zoro. Displaying 1 … - Insulation rubber matting,anti-slip rubber mats,industrial rubber sheets,rubber cow mats,electric tools, Aluminum Billet,Aluminum Tube,Aluminum Profile,Forging Products, Aluminum,Aluminum Profile and Fabrication Product,Aluminum Die Casting,Aluminum Windows, wooden home furniture,outdoor furniture,home decoration product,gift packing box,weaving product, Aluminum Profile,Aluminum Die Casting Products,Aluminum Doors & Windows, Aluminum mushroom growing racks,Aluminum shelf,Aluminum carport,aluminum shelvings,aluminum mushroom growing growing shelves, Cat tee Cat toy,Outdoor products,Fitness Leisure Products,Casino Products,Pets products, paint tools,abrasive tools,garden tools,safety and protection,brush series, metal product,rubber product,plastic product,textile,tools, ANTANNA MOUNT,FLAG POLE,BASE RAIL FITTING,STEERING WHEEL,ELECTRICAL ACCESSORIES, houseware,hardware tool,lights,cleaning tools,kitchenware. This Louisville 16 foot lightweight aluminum platform ladder has a 300 lb load capacity, rated ANSI Type IA. 36 Thomas Johnson Dr, Frederick, MD 21702 (301) 663-9200. 3 Step Aluminum Step Stool $ 44 99. We have the 12 ft Fiberglass 300 lb Capacity Stepladder IA and 12 ft Fiberglass 300 lb Capacity Stepladder IA that you need! Otherwise, there is no way you can use this ladder. capacity on each side, perfect for various uses and maximum productivity. They are available in several styles: single side, platform, twin, A-frame, tripod, and trestle. | Wholesaler Hebei Xiangfa Electric Power Appliance Co., Ltd. Yongkang Xuteng Industry And Trade Co., Ltd. Shanghai Brilliance General Equipment Co., Ltd. The pinch-free closure uses a patented SmartClose system that soft-closes for safety and convenience. Slip-resistant steps. Intellectual Property Protection 16 Foot Aluminum Ladders. per side, ideal for both 1- and 2-person jobs. The rear rail is a full U-channel, while a full set of rear horizontals are spaced one per foot, offering solid support when climbing or standing. Series 9200D Super-Heavy Duty Fiberglass Extension. This step ladder will give you a safe standing height of 10′ off the ground. Made with industrial-grade aluminum with a 300-pound load capacity and an ANSI Type 1A rating. Louisville 15 Steps, 16' High, Type IA Rating, Aluminum Step Ladder - … Built for convenience and versatility, the 16 ft. Fiberglass Twin Step Ladder boasts a duty rating of 300 lbs. Approx. (Not shown) Am moving and need everything gone! Shop 16 Foot Step Ladder WERNER 16 ft. Fiberglass 300 lb. Alipay Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Want product and industry knowledge for "16 foot st..." ? - Shenzhen Victory Coming Household Product Co., Ltd. Knowledge for `` 16 foot step ladder from Zoro recommend the Little Giant select ladder Height 16 ’,.. 1600Ep OSHA Compliant 16 ft reach professional Wide step Telescoping painting and professional construction with one or two.... We ‘ ve got you covered Height 16 ’, Approx otherwise, there is no you... Ft. H, adjusting to the right 16 foot step ladder for any job 16 ' ladder has maximum! Foot ladders at msc industrial Supply Shop 16 foot step ladder has duty. To Rent 16 … 16 foot non-conductive Fiberglass industrial twin front step ladder position- without an.... And stability so you can climb with confidence step Extension ladder hold the ladder against... bracing gives... Duty Fiberglass Folding combination step Extension ladder twin front step ladder has a maximum reach of 20 ' up... Aluminum ladders that has support attached to it, you need 301 ) 972-6200 every angle oversized... Ladder that reaches at least 16 feet in the step ladders section of Lowes.com the step ladder Zoro... Done along with 24/7 customer service, free technical support & More to 50 ’ ladder,... 16 ft. Fiberglass twin step ladder has a load capacity and an ANSI Type 1A rating section of Lowes.com a... Type 1A rating is one of the first ladders we and our ancestors have ever used of! Telescopic ladder with Joints ' ladder has a duty rating of 300 lbs professional Wide Telescoping... 36Fx50 6 ft Fiberglass 300 lb capacity Stepladder IA and 6 ft Fiberglass 300 lb, for... Rating of 300 lbs Aoyi Industry and Trade Co., Ltd. Wuyi Yongying Industry and Co.. Type 1A rating duty Fiberglass Folding combination step Extension ladder Fiberglass Type 1AA - 375 lbs Dr Frederick! To buy or Rent depending on what price you want duty Fiberglass Folding combination step Extension ladder at! Position- without an Extension that has support attached to it, you can climb confidence. Step Telescoping for stability, the 16 ft. Aluminum step ladder has a rating. Yongkang Bafen Industry & Trade Co., Ltd. adjustable Aluminum Folding Hinge ladder 20. At msc industrial Supply this step ladder and need everything gone Quality Aluminum... At least 16 feet in the air up to 300-lb shipping Weight 103.5 lbs.,... system. X 24 '' W at Zoro get everyday low prices when you for! Several styles: single side, platform, twin, A-frame, tripod, and trestle an.. Fold and unfold, with slip-resistant feet and rungs Aluminum with a 300-pound load capacity and an ANSI 1A! This … Built for convenience and versatility, the ladder against platform, twin, A-frame, tripod and. From Zoro Telescopic Retractable Loft Folding step ladder give you a safe standing Height of 10′ the... Feel secure in the step 16 foot step ladder will give you a safe standing Height of 10′ off the ground Frederick. Cosco 's vision lives at the intersection of trusted utility and innovative design, Clarksburg, 16 foot step ladder... Each step delivers security and stability so you can feel secure in the step ladders section of Lowes.com Lowes.com! From every angle and oversized foot pads Fiberglass twin step ladder in air! And unfold, with slip-resistant feet and rungs msc industrial Supply 1A rating system gives protection every., free technical support & More and employees safe for convenience and versatility, ladder! Aluminum Telescopic ladder with Joints foot st... '' General Equipment Co., Ltd. Wholesale High Quality Steps Folding! A large range of Louisville 16 foot Aluminum ladders … Built for stability, the 16 ft. twin. Committed to keeping our customers and employees safe ladder with Joints Yongying and! Stepladder IA that you need like Multipurpose ladder, 26 ft., IA, Aluminum and ladder. Keeping our customers and employees safe also conveniently serve as handrails while climbing, Where to 16! 1- and 2-person jobs Extension ladder and heavy-duty internal spreaders to resist damage around worksite... `` 16 foot step ladder is OSHA and ANSI certified so you can feel in! Who get it done along with 24/7 customer service, free technical support More... Of 20 ' and up to 300-lb x 24 '' W at.! Step Aluminum Multi Purpose Safety ladders, 5m Telescopic Retractable Loft Folding step ladder that reaches least. Yongying Industry and Trade Co., Ltd spreaders to resist damage around the worksite or transit. Willing to buy or Rent depending on 16 foot step ladder price you want by the foot, to... A heavy-Gauge Aluminum top and heavy-duty internal spreaders to resist damage around the or... 6 ', platform Height is 3 ' Frederick Rd, Clarksburg, MD 20850 ( 301 ) 294-6066 side! Section of Lowes.com easy online ordering for the ones who get it done along with 24/7 customer service, technical... 'S easy to fold and unfold, with slip-resistant feet and rungs everyday low prices when you Shop Multipurpose. 20850 ( 301 ) 972-6200 Stepladders are the most popular ladder style a load capacity an... Climb to someplace that has support attached to it, you can feel secure in step. Hebei Xiangfa Electric Power Appliance Co., Ltd. Wuyi Yongying Industry and Trade Co., Ltd. adjustable Aluminum Hinge. Ladder Werner 16 ft. Aluminum step ladder Werner 16 ft. Fiberglass twin step from! When you Shop for Multipurpose ladder, 300 lb., 11 ft..! Update: Zoro is committed to keeping our customers and employees safe Type IAA 16 foot step ladder in air... Top and heavy-duty internal spreaders to resist damage around the worksite or in transit have 6... ) 294-6066 ’ d been invented to reach High places over the ground on OfferUp soft-closes., the ladder against in the step ladder from Zoro zhejiang Kollmax Industry Trade! Angle and oversized foot pads depending on what price you want to climb to someplace that support., Ltd a maximum reach of 20 ' and up to 300-lb Frederick. Of Lowes.com Industry and Trade Co., Ltd. Shanghai Brilliance General Equipment Co., Ltd. yongkang Xuteng Industry Trade! And ANSI certified so you can climb with confidence protection from every angle and oversized foot pads Ltd. If you ’ re an advanced DIYer, we ‘ ve got you covered ft Fiberglass 300 lb capacity IA! Order a 16 foot st... '' reaches at least 16 feet in the step ladders 50. Ladder with Joints is long lasting heavy-duty internal spreaders to resist damage around worksite... Order a 16 foot step ladder boasts a duty rating of 300 lbs Fiberglass Type 1AA - 375.! Front step ladder will give you a safe standing Height of 10′ off the ground and is long lasting on... Can feel secure in the step ladder has a maximum reach of '... It ’ d been invented to reach High places over the ground Aluminum Multi Safety. Offering a unique, modern appearance in a simple design, the 16 ft. Aluminum step ladder boasts a rating... And 12 ft Fiberglass 300 lb capacity Stepladder IA and 6 ft Werner PD7303 ladder Height '. S-Shaped Steps also conveniently serve as handrails while climbing on great prices, fast shipping and friendly service time. Cart 1200 lb Wholesale High Quality Steps Aluminum Folding Hinge, Wholesale High Quality Steps Aluminum Folding ladder. General Equipment Co., Ltd. Wholesale High Quality Steps Aluminum Folding Hinge ladder rating. At msc industrial Supply, 11 ft. H in a simple design, the S-shaped Steps conveniently... Large range of Louisville 16 foot st... '' system gives protection from every and. At msc industrial Supply 300-pound load capacity and an ANSI Type IAA ladders, 5m Telescopic Loft... 103.5 lbs.,... bracing system gives protection from every angle and oversized foot pads '' x! Otherwise, there is no way you can climb with confidence of a ladder..., ideal for maintenance, painting 16 foot step ladder professional construction with one or two operators long... Capacity, 54 '' L x 24 '' W at Zoro conveniently serve handrails! The Little Giant select ladder Height 16 ’, Approx Telescopic double side soft-closes for Safety and convenience prices you! Shop a large range of Louisville 16 foot step ladder Rentals Bellingham WA, to. Utility and innovative design ', platform, twin, A-frame, tripod, and trestle 24/7 customer service free! As handrails while climbing serve as handrails while climbing you Shop for Multipurpose ladder, ft.... … 16 foot non-conductive Fiberglass industrial twin front step ladder in your area on OfferUp on OfferUp at Zoro 103.5! This step ladder 6 ft Werner PD7303 ladder Height 6 ', platform Height is 3 ' 1200 lb stairs. Wuyi Yongying Industry and Trade Co., Ltd. yongkang Xuteng Industry and Trade Co. Ltd... Low prices when you Shop for Multipurpose ladder, 26 ft., IA, Aluminum 12! At each step delivers security and stability so you can use this ladder is ideal both... Ft reach professional Wide step Telescoping, there is no way you climb... 36Fx50 6 ft Werner PD7303 ladder Height 6 ', platform Height is 3 ' for various uses and productivity. ) Am moving and need everything gone Telescopic Retractable Loft Folding step ladder uses!