WP-CK Small Hole to Big hole conversion kit
WP-CK kit allows using a small hole 3 pcs pedal crank shaft in a big hole bike frame. Made of 6061 6T billet aluminum CNC machined for precision fit.
Must use this WP-CK Conv kit if have a early Gt2A frame with a big bottom bracket hole and want to install a 3 piece wide pedal crank for 4 stroke engines either single speed or 10G Multi Speed.
NOTE: Late model Gt2A Frames made 2018 and later with small bottom hole do not need this item.
NOTE: This WP-CK kit is included in with the total 3 piece wide pedal crank kit.