SRAM DUB BB30 Bottom Bracket - BB30 73mm MTB Boost 55mm Chainline Black Fits Model-Sword 6069 aluminum alloy is stronger

6069 aluminum alloy is stronger than conventional 6061 alloys

Weight without BB or ring: 412g (165mm)

180 degree clamp wrap with stainless steel bolts

model Fusion Drive 500 and KTV Drive Pro lumens 500 front and 150 rear run time up to 35 hours front and up to 20 hours rear color satin black/black weight 128g front and 50g rear

SRAM DUB BB30 Bottom Bracket - BB30 73mm MTB Boost 55mm Chainline Black Fits Model-Sword 6069 aluminum alloy is strongerSRAM DUB BB30 Bottom Bracket BB30 73mm MTB Boost 55mm Chainline Black. The SRAM DUB bottom bracket series has a simple job to connect crankarms and protect the smooth long lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility. Designed for use with SRAM Boost cranksets with 55mm chainlines Gutter Seal Technology drastically improves