T47 threaded bottom bracket shell combines the oversized interface benefits of PF30 and EVO386 with the reliability of a threaded system. Designed for 68mm-wide T47 Outboard frame designs, the T47/68 positions the bearings outside the frame’s width.
Developed by custom frame builders, the T47 standard features a 47mm inner diameter, a 68mm width, and a threaded interface. This design offers the structural advantages of an oversized and wide shell, along with the practical ease and security of threads.
T47 68 Outboard Bottom Bracket for SRAM GXP or T47 EX SRAM GXP bottom bracket is designed to accommodate 22/24mm SRAM GXP spindle cranks on T47 68mm width frames. It places the bearings outside ("EX") the width of the frame.
T47/68 Outboard Bottom Bracket for SRAM GXP
CNC aluminium BB cups;
ABEC7 high chrome vacuum degassed bearing steel races with quenching and tempering hardening;
Grade 3 Si3N4 ceramic bearing balls;
Nylon bearing retainer;
Dual lips light contact rubber bearing seals;

