Aeffect pedals - a low, roomy base with pronounced spikes and low weight all make these pedals ideal for a trail bike. Colour: red Designed for Trail / AM / FR / DH Body material: 6061-T6 ALUMINUM Pedal axle material: chromoly steel Height: 15-16.9mm Base dimensions: 101x100mm Weight: 375g Bearings: cartridge bearings and DU bushings Number of spikes per pedal: 20 SHCS