Functions:
1. Made of high quality aluminium alloy material, sturdy and durable.
2. Non-slip, high strength, high hardness, not easy to break.
3. Simple design, easy to install and disassemble.
4. Lightweight and small, convenient to store and use.
5. Fits most bicycles, a good choice for all users.
Specifications:
Condition: 100% Brand New
Material: aluminium alloy
Thickness: 1 mm / 2 mm / 3 mm
Inner diameter: 24 mm / 0.9 inch
Diameter: approx. 29 mm / 1.1 inches.
Weight: approx. 4 g.
Package contents:
3 x washers.