FSA No.11N 1 1/8 Inch Zero Stack Semi-Integrated Headset - Black

FSA is the world leading headset manufacturer and the core of their product line. With many years of experience they understand that multiple dimensions and exacting requirements are a must when it comes to headsets.The No.11N headset features deep cups made from forged alloy for strength and low weight resulting in an overall weight of only 124.3g. Inside you ll find integrated semi-cartridge bearings to accommodate a 1-1/8in steerer tube.Steerer Size: 1 1/8"Upper Stack Height: 18.7mmLower Stack Height: 3mmTotal Stack Height: 21.7mmWeight: 124.3gSpares: Top And Bottom Bearings: MR083 / Crown Race: 160-55491.1/8 semi-cartridge type headsetFor 49mm OD headtube / 44mm ID Headtube1.1/8 steererAlloy top coverChromoly cupsSemi-cartridge bearingsStack height: 18.7 + 3 = 21.7mm