Crankbrothers Stamp 1 Gen 2 Platform Pedals. Features: Small/Large size-specific for optimal shoe/pedal interface Reinforced composite body is lightweight, improves deflection and reduces hang-up during rock strikes Concave platform for secure foothold (13.5-15.5mm thin) 10 Replaceable traction pins Premium bearings and seal system Small recommended for size 5-10 (37-43). Large recommended for size 10-15 (43-49) 5 year warranty Specs: Model: small Spindle: CrMo Color: plum purple Weight: 321g