SC-1 Bottom Bracket Spindle Length:108 With its four different modes

With its four different modes it is perfect for the commuter or the dedicated road cyclist that are looking for a slim light to illuminate their twilight rides

Size Large fits shoe size 43 and larger

35mm aluminum upper tube platform for functional stiffness and enhanced steering precision

Storage - 2 back storage pockets

5mm minimum)

SC-1 Bottom Bracket Spindle Length:108 With its four different modesSC 1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle, precision sealed bearings, forged and CNC machined alloy cups and a composite center spacer seal. Hollow chromoly spindle CNC machined alloy cups JIS square taper