SRAM DUB Threaded Bottom Bracket - 73mm English Thread for Super Boost + Cranks (Black) Fe Sports secondary fabric: 95% recycled polyester

secondary fabric: 95% recycled polyester 5% elastane

Cuts down on friction to improve component efficiency

12 of Each size Key

Cut tall to meet UCI length regulations

Excellent stiffness / weight ratio

SRAM DUB Threaded Bottom Bracket - 73mm English Thread for Super Boost + Cranks (Black) Fe Sports secondary fabric: 95% recycled polyesterThe suitable bottom bracket for the new SRAM DUB SuperBOOST+ crank generation for mountain bike frames with BSA bottom bracket shell. The DUB bearings have an improved seal to ensure that the crank runs silky smooth for even longer. In addition, the DUB BSA version is significantly lighter than the previous version for GXP cranks. Specifications Area of application: MTB Bearing shell material: Aluminum Bearing material: Steel Bottom bracket type: BSA