The 1664 BMX Good Ol’ Cranks feature 43 thermal heat treated 4130 chromoly arms and a 43 thermal heat treated hollow 19mm spindle. RHD or LHD. (Mid Bottom Bracket is not included).

Length (mm): 170
Pinch Bolts: N/A
Spindle: 19mm HT Hollow Chromo
Spindle Splines: 48
Weight (oz): 30