Seven Piece Grooved Hub Washer Set for Bikes, Cassette Spacers and Flywheel Headset Spacers, 7 Thickness Options 1.0 1.5 1.85 2 2.18 2.35 2.5 mm, Fits 7 to 11 Speed Flywheels, Black Machined Finish, Reduces Vibration

7-Piece Grooved Hub Spacer Set for Bike Cassette Alignment
✔️ 7 thickness options: 1.0/1.5/1.85/2/2.18/2.35/2.5 mm

Keep your bike drivetrain aligned with this seven-piece grooved hub spacer set, designed for bicycles that use cassettes and flywheel headsets. These spacers are ideal during hub conversions and cassette upgrades, helping you dial in chainline and prevent rubbing on 7-11 speed setups.

✅ Includes 7 spacers in sizes 1.0, 1.5, 1.85, 2, 2.18, 2.35, 2.5 mm
✅ Made from lightweight aluminum alloy for durability
✅ Grooved machined design ensures precise tolerance and reduced vibration
✅ Easy install with no special tools; supports quick adjustments
✅ Helps correct chain alignment and prevent rubbing on 7-11 speed cassettes

💡 What is a cassette spacer set used for on bikes and how does it improve chain alignment?
A handy tool for dialing in spacing during cassette and hub upgrades.
- cassette spacers for fine-tuning chain alignment
- seven thickness options for 7-11 speed systems
- reduces vibration and rubbing during rotation

✝️