Black Box Ceramic GXP Bottom Bracket features a shorter threaded section for use
with SRAM and TruVativ GXP road cranksets.
provided by Ceramic Speed of Denmark
models have shorter cups (fewer threads) to save weight
SRAM and TruVativ integrated spindle cranksets with external cups
crank bolt not included
bearings, shell, aluminum cups, spacers as needed for MTB applications
114g (English, 68mm)