Reliable sealed bearing headset for 1-1/8inch and 1Inch steerers. Steel frame cups for durability Hardened steel bearings Available for 1' and 1 1/8' headtubes Stack height: 37.6 mm Weight: 106 grams
Best Price: £16.66 from Cyclestore
M:part Comp Threadless Headset 1 Inch – Black Reviews