The Theory Conserve cranks feature a 3-piece design with 175mm chromoly arms. The extra-long spindle length is 175mm, which fits many 26″ or 29″ big BMX #BikeLife bikes.

Some Fat tire bikes like a Fat Ripper require a200mm spindle(sold separately).

These cranks can be used for right hand drive set-ups only. The crankset includes arms, spindle and bolts. You will need a 19mm bottom bracket (not included).

Spindle:19mm, 8-spline
Spindle Length:175mm
Arm Length: 175mm
Color: Blue