Sunrace Crankshaft BBS08. Colour Black Material shaft: steel Cups material: aluminum Type: BBS08 - With ball bearings / Spie Loos - Length: 127 mm - Diameter (filling): 38 mm - Diameter shaft: 31 mm - Size L1: 127 mm - L2 Size: 68 mm - L3 Size: 23.5 mm - Axle type: JIS - Weight: 340 grams - Includes crank bolts - With ball bearings / Spie Loos