Sugino Forged cranks with single 48 tooth 3/32" chainring for singlespeed/fixed-gear use.
Arm lengths: 165mm, 170mm, 172.5mm, 175mm
-Spindle Interface Type: Square Taper JIS
-Chainring BCD: 130mm
-Crank bolts included.
Use a 107mm bottom bracket
NOTE: There's some conflicting information, online, as to which bottom bracket width gives you the best chainline. We have found that the 103mm BB is best used with "true" track cranks. Not this Sugino RD.
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