SRAM DUB BB30 Bottom Bracket - BB30, 73mm, MTB Boost 55mm Chainline, Black thru-axle Contains Bike Spray for post-wash

Contains Bike Spray for post-wash protection against rust & corrosion

Group Ride Mode be seen without distracting fellow cyclists

Bottle opener

these beefy levers are a full 8" long for superior leverage

All Di2 components on the bicycle require the same firmware version

SRAM DUB BB30 Bottom Bracket - BB30, 73mm, MTB Boost 55mm Chainline, Black thru-axle Contains Bike Spray for post-washThe 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 sealing against the elements Sealed cartridge bearings One oversized