KUKOME Aluminum Alloy CNC Bearing Bike Bicycle Flat Pedals MTB BMX Road Bicycles Pedals 9/16'' The axis uses the high strength chromium molybdenum steel All fittings are made of exquisite CNC production and processing, let the pedals look more smooth and beautiful Spindle: 9/16"; Size: 104*83*15mm(L*W*H); Weight: 203g/One Concave Platform Shape For Long Ride Comfort & Pedaling Efficiency A FIXIE band can be installed