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