Park Tool Bottom Bracket Retaining System Tool (BBT-RS) product-type_chain-locks 40 40 50 50 Trial

40 40 50 50 Trial 135

SRAM designed a fresh cup forging for a high-end look

FeaturesBottom bracket with small ball bearings for lightweight package

Simply Fast

The GX Eagle chain is designed with SRAM's Eagle geometry

Park Tool Bottom Bracket Retaining System Tool (BBT-RS) product-type_chain-locks 40 40 50 50 TrialAbout Park Tool Bottom Bracket Retaining System Tool (BBT RS) Bottom brackets have some of the highest torque specs of any component found on a bicycle. Despite this, some bottom bracket cups feature tool fittings that allow mere millimeters of engagement, which can be a problem when attempting removal or installation. Solution: the Park Tool Bottom Bracket Tool Retaining System. Used in conjunction with nearly any Park Tool bottom bracket tool, the