Tripeak Headset Sealed AC Bearing With Black Oxide Coating

Size: 41x30.1x6.5 (36/45°) 41x30.1x6.5 (45/45°) 41x30.1x7 (45/45°) 41.5x30.1x6.5 (36/45°) 41.8x30.1x6.5 (45/45°) 41.8x30.5x8 (45/45°) 41.8x32.8x6 (45/45°) 46.9x34.1x7 (45/45°) 46.9x37x7 (45/45°) 46.9x39x7 (45/45°) 48.9x37x6.5 (36/45°) 49.5x40.5x7 (45/45°) 51x40x6.5 (36/45°) 51x40x6.5 (45/45°) 51.8x40x7.5 (36/45°) 51.8x40x8 (36/45°) 51.9x40x8 (45/45°) 52x40x7 (45/45°) 52x40x8 (45/45°) 52x42x7 (45/45°)