Three Size Cassette Spacer Set For Bikes 1Mm 1.5Mm 2Mm Headset And Flywheel Hub Spacers Easy Install Aluminum Alloy Kit For Freehub And Bottom Bracket Durable Axle Washer Gasket

Aluminum Bike Cassette Spacer Set with 1mm 1.5mm and 2mm Sizes
✔️ Three size aluminum kit for headset freehub and bottom bracket adjustments

This handy set of aluminum spacers helps dial in the fit on your bike headset freehub and bottom bracket during assembly or tweaks.

✅ Premium aluminum alloy that stays rust free and lasts
✅ Sizes included are exactly 1mm 1.5mm and 2mm
✅ Quick to slide on or off for fast road bike work
✅ Works as a direct swap for old axle washers or gaskets

💡 How do spacer thicknesses impact preload on a bicycle headset? Getting the right stack keeps bearings tight without drag so steering stays smooth and safe. - Start with the 2mm spacer to take up most slack on the axle - Add the 1.5mm or 1mm piece for fine tweaks until you feel no play - Swap sizes during maintenance to match wear on the bottom bracket or freehub