AHEADSET 1-1/4 INCH THREADLESS STAR NUTHEY NOW, YOU'RE AN ALL-STAR NUTStar nuts are designed for tensioning the headset bearings. It works in tandem with a headset top cap to put pressure on the bearings to keep everything in place. The Aheadset 1-1/4-Inch Threadless Star Nut is designed to work with 1-1/4" steel steerer tubes.FeaturesReplacement star nut compatible with 1-1/4" steel steerer tubesWorks with a headset top cap to keep the fork in place and keep tension on the bearings | Aheadset 1-1/4 Inch Threadless Star Nut For 1-1/4" Steel Steer Tubes