Crankbrothers stamp pedals smallthe crankbrothers stamp pedals are engineered to provide the optimal interface between shoe and pedal the outsole profile of the top mountain bike shoes were analysed and the data used to create two distinct surface areas to optimise shoepedal contact and create more efficient pedalling features optimal surface area minimal profile 11mm 13mm thin concave platform for secure foothold 10 adjustable pins per side for grip premium bearings seal system stamp la