Metolius' ladder and classic aiders are made from robust nylon webbing with Biothane™ step stiffeners for easy foot placement. The 8-step ladder has u-shaped steps for demanding, technical aid. The standard triangular shape comes with 4 or 5 steps. 4 Step Aider: Classic, staggered, triangular step construction 1" flat nylon webbing Biothane step stiffeners ensure the steps stay open Reinforced clip in point - full-strength grab loop Sub-steps in the 2 top steps Dedicated clip-in point at the bottom for enchaining aiders 8.5 oz. (241 g) 60" (1524 mm) -overall length Strengths: •End to end--4050 lbf (18 kN) •Grab Loop--4950 lbf (22 kN) Color: assorted 5 Step Aider: Same as above plus: 10 oz. (284 g) 72" (1829 mm) -overall length Strengths: •End to end - 4050 lbf (18 kN) •Grab Loop - 4950 lbf (22 kN) Color: assorted