Ultimate power transfer matched with legendary dependability in an evolutionary racing pedal the result of 20 years of spd pedal design experience this xtr pedal is ideally suited for cross country racing due to its lightweight compact design lightweight and high performance forged alloy body with hollow chrome moly axle for stiffness and durability low profile platform height of 81 mm with large platform contact area of 2269 mm square for excellent support and stability beautifully construct