Classic, simple, lightweight, functional pro, Black Diamond Hexes shine in rapidly widening cracks where cams might walk out. With a subtly asymmetrical cross-section, flat sides and slight end-wise taper, they offer three different widths when turned on their axes and another when placed end-wise. Easy to rack and place in bottlenecks, Hexes come equipped with durable, galvanized steel cables.. . . . Wide range of placements in all climbing conditions. 6061 T-6 aluminum with swaged cables. Strength: [size 4-11] 10 kN (2248 lbf). [size 4] 51 g (1.8 oz).