AheadSet Ec1 External Cup Threaded, Black

Description

TD-Traditional ThreadedTR, TD, IS and ZS headsets are individual models in the Aheadset system18 unique parts in the Aheadset system can be configured to make 11 unique headset assemblies, including a ZeroStack threaded 1-1/8" 12mm insertion depth and 3mm lead-in for easy installationBoth the TD and TD1 use the same 1-1/8" high-complement caged ball bearingsAdjusting cone can be adjusted using an external bottom bracket wrench, hook-spanner, or by handLocknut features large 32mm wrench flats allowing a common 10" adjustable or 32mm headset wrench to be usedLubeAlarm seals audibly alert the rider when more grease is needed in the headset, extending headset life