Stay Strong Race DVSN Tapered sealed AC bearing headset, 1-1/8th - 1.5 inch. Designed for integrated headset frames (bearings sit directly inside the frame), 1-1/8th inch top and 1.5 inch bottom bearings, Stay Strong Race DVSN branding on top cap and included preload bolt cap, 1-1/8th reducer bottom crown race included for rider wishing to run 'standard' 1-1/8th inch steerer tube forks in their tapered head tube frames, Weight: 73g