The Profile Gun Drilled Hollow (GDH) 19mm Crank axles are a great way to take a large chunk of weight off of your bike without sacrificing a great deal of durability.
-Includes 6mm GDH CrMo crank bolts and aluminum flush washers.
-5 5/8 "(for Mid,American,Spanish,and internal Euro BB's)
- 6″ (For 68mm & 73mm, external Euro BB’s, Press fit BB’s)
