SRAM DUB English Bottom Bracket - English/BSA 73mm MTB Cannondale Ai Black Travel-160mm The boot has extra insulation

The boot has extra insulation to keep kids comfortable as they learn

hub model Hydra disc description HG complete freehub material aluminum

V: linear brake compatible

} Quickly and easily secures your bike for quick stops

Patent pending insert redesign means loose inserts are a thing of the past

SRAM DUB English Bottom Bracket - English/BSA 73mm MTB Cannondale Ai Black Travel-160mm The boot has extra insulationSRAM DUB English Bottom Bracket English BSA 73mm MTB Cannondale Ai 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. Gutter Seal Technology drastically improves sealing against the elements Sealed cartridge bearings One