1664's Good Ol' Cranks are 175mm long and feature heat treated 4130 chromoly arms with a heat treated hollow 19mm spindle. The cranks work great as a right hand drive or left hand drive. They're tough and ready to play hard. Mid bottom bracket is not included.
Crank arm length: 175mm
Spindle: 19mm HT Hollow Chromoly
Spindle splines: 48mm
Mid bottom bracket sold separately.