12 Piece Bicycle Headset Spacer Set For 1 1/8 Inch Threadless Aluminum Alloy Stem Spacers In 2mm 3mm 5mm 10mm Black Ride Ready Fit For MTB BMX Road Bikes Cycling

12-Piece 1-1/8 Inch Headset Spacer Set for Aluminum Stems
✔️ 2mm, 3mm, 5mm, 10mm spacers for 1-1/8 inch threadless, aluminum

This 12-piece headset spacer set fits 1 1/8 inch threadless handlebars and is made from durable aluminum alloy. It's used to adjust stem height on MTB, BMX, and road bikes for a clean, confident ride.

✅ 12 pieces total spacer set (2mm, 3mm, 5mm, 10mm)
✅ Fits 1-1/8 inch threadless headsets
✅ Aluminum alloy construction for light weight and strength
✅ Black color with durable finish
✅ Ideal for MTB, BMX, and road bikes

💡 What is a 1-1/8 inch threadless bicycle headset spacer set used for in builds?

Useful for dialing in stem height and comfort while keeping the headset clean and aligned.

- precise stack height adjustment for handlebars and stem alignment
- compatible with 1-1/8 inch threadless headsets
- helps maintain headset preload and smooth steering