First Components Threadless P40F Headset 1-1/8” (Black)

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FIRST firstcomponents.com P40F HEADSET - IS41/28.6 – IS52/40 A premium threadless/Ahead integrated headset to fit modern bikes with a 41/51.8mm OD bearing seat and tapered 1-1/2" - 1-1/8" steerer Alloy cap/topcap w/ ACB sealed cartridge bearings (Lower = 45°x45° / Upper = 36°x45°) IS41/28.6 – IS52/40 Black Show more