1 1/8 to 1 1/4

HEADSET OR8 INT TWISTR 1-1/8 1-1/4 IS42/28.6|IS47/33 BKHighly polished sealed angular contact premium bearings ensure smooth operation. CNC machined AL6061 top cover is sealed to keep moisture and grit away from the bearings. CNC machined AL7075 crown race protects the lower bearings and fork. AL6061 top cap, forged stainless steel bolt, and star nut. Item Specifications: Size, 1-1/8` to 1-1/4`, Color, Black, Weight, 90g, SHIS, IS42/28.6|IS47/33, Cup, 42/47, Steerer OD, 28.6, Race, 33, Bearing Angle, 45°/45°, Stack Height, 10, SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us