Hope Bottom Bracket Conversion Kit 1 Description: The Hope Bottom Bracket Conversion Kit 1 contains the parts necessary to allow a SRAM DUB crankset with a 29mm spindle to fit inside of a Hope BSA, PF46, or T47 bottom bracket with a 30mm diameter spindle hole. Rugged aluminum construction means these adaptors will last as long as the cranks are in the bottom bracket, and precision machining ensures a tight and noise free installation. Features: Adapts SRAM Dub cranksets with a 29mm bottom bracket spindle to fit inside of a Hope BSA (68mm to 83mm shell width), PF46 (68mm to 83mm shell width), or T47 (with a 68 or73mm shell width) bottom bracket with a 30mm diameter spindle hole Machined aluminum construction to very tight tolerances to eliminate noise and play in the crank/bottom bracket interface Includes two bottom bracket spindle adaptors (for each side of the bottom bracket), (1) 1mm spacer for SRAM road cranksets, and (1) 2mm spacer for SRAM MTB/Wide Gravel cranksets Specifications: Frame Interface: BSA (68mm - 83mm Shell Width) | PF46 (68mm - 83mm Shell Width) | T47 (68 or73mm Shell Width) Spindle Interface: SRAM Dub (29mm) Color: Black