SRAM DUB T47 Ceramic Bottom Bracket - T47 85.5mm Road Black CheckoutTitle=Spank 350 Vibrocore 29 Rim Integrated aluminum air chamber can

Integrated aluminum air chamber can be charged up to 160 psi for fast release when needed

For carbon frames that feature aluminum inserts (with a carbon/aluminum hybrid mounting surface) use the #2197

Tubeless ready with strong tire retention bead

Designed for road cyclists looking for optimal balance of weight strength and stiffness

SRAM DUB T47 Ceramic Bottom Bracket - T47 85.5mm Road Black CheckoutTitle=Spank 350 Vibrocore 29 Rim Integrated aluminum air chamber canSRAM DUB T47 Ceramic Bottom Bracket T47 85. 5mm Road Black. The game changing DUB family goes ceramic. While DUB has been simplifying the game eliminating compatibility frustration and confusion for years the DUB ceramic bottom bracket gives riders an additional option for even more silky smooth performance. This is a whole other level in bottom bracket friction reduction thanks to its high efficiency ceramic bearings. Whats more the DUB ceramic