SRAM DUB PressFit Bottom Bracket - BB89.5/BB92 89/92mm MTB Boost 55mm CL BLK Rim Depth (mm)-17.9 Puncture protection GreenGuard protective layer

Puncture protection GreenGuard protective layer

The Wolf Tooth 76 BCD chainrings work great on any 76 BCD spider or crankset

Radial carcass allows for a larger contact patch and conforms to terrain yielding more grip

Oversized Nose

SRAM DUB PressFit Bottom Bracket - BB89.5/BB92 89/92mm MTB Boost 55mm CL BLK Rim Depth (mm)-17.9 Puncture protection GreenGuard protective layerSRAM DUB PressFit Bottom Bracket BB89. 5 BB92 89 92mm MTB Boost 55mm CL 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