T47-External DUB Road Bottom Brackets (68mm Frame BB Shells Only)Info Installation Instructions Installation Video Specifications If you're looking for a bottom bracket that will never creak, and spins like mad, you've come to the right place. JUST THE FACTS The BBInfinite T47E module for DUB Road Crank Sets works with all DUB road crank sets on the market, such as Sram Red AXS DUB and Sram Force AXS DUB crank sets, just to name a few. All BBInfinite T47E modules ship with the special tool to install the stabilizer