SRAM DUB BB30 Bottom Bracket
SRAM DUB BB30 Bottom Bracket, Features of the SRAM DUB BB30 Bottom Bracket Gutter Seal TechnologyT drastically improves sealing against the elements Sealed cartridge bearings One Oversized spindle to work across every bottom bracket standard Significantly lighter than GXP system BB Shell Width (mm), 73 Defined Color, Black Bottom Bracket Shell I. D., 42 BB/Frame Interface, BB30 Spindle Interface Type, SRAM DUB