Hawk External Euro Bottom Bracket Color:Red Cam-Lock Ratcheting Waist Adjuster

Cam-Lock Ratcheting Waist Adjuster

Designed to work with any Pivotal

Adapts American BMX frames with a non-threaded 51

Here are the specs:

CRANK FIT- 2 piece

Hawk External Euro Bottom Bracket Color:Red Cam-Lock Ratcheting Waist AdjusterThe Hawk External Euro Bottom Bracket at J&R Bicycles may have been designed with the Pro cyclist in mind, but they will enhance any rider's performance. Lighter and more energy efficient than a standard BB, these ENG threaded bottom brackets are designed to fit on a BSA threaded frame. They will support 24mm cranks like Shimano and FSA and with the addition of Hawks adapter kit (sold separately) can be used with 22 24mm SRAM GXP Truativ cranks.