Extralite UltraTop 44 - Headset Upper Part - 1 1/8" - ZS44/28.6

Hidden weight savers! The UltraTop headset upper part is a part of the Extralite modular headset lineup. These parts are extremely light and easy to configure on virtually any frame. Features: Head tube bore: 44mm SHIS: ZS44/28.6 Headset style: Press Fit - Internal Cup Fork standard: straight 1 1/8" or tapered 1 1/8" - 1 1/2" Stack Height: 5.8mm with radial micro cartridge The UltraTop comes with a HyperCap ahead cap and a UltraStar3 expander for an ultimate headset assembly. Please Note: The radial micro bearings can't handle vertical impacts and are therefore only suitable for road usage.