Foldable Aluminum Extension Ladder, 16ft/17ft/20ft/23ft/26ft Extra Tall Engineering Telescoping Ladder with Support Bar, Load 330lbs : Amazon.ca: Tools & Home Improvement
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16 ft Louisville FE3216 Fiberglass Extension Ladder, Type IA, 300 lb Load Capacity | Adam's Tarp & Tool Ltd
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13.5ft/14ft/16ft Professional Wide Step Telescoping A-Frame Ladder for Stairs, Extension Folding Ladder with Support Bar Anti-Slip, Load 330lb (Size : 5M+5M(16ft+16ft)) : Amazon.ca: Tools & Home Improvement