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1. Made of high?quality 7075 aluminum alloy, it is ultra?light and durable, and has long service life.
2. It is simple and convenient to install bicycle single chainring with 5mm hex wrench.
3. Fine workmanship, excellent performance, strong practicability and high reliability.
4. Small in size and light in weight, it is installed on a universal chain or chain wheel.
5. Fits for mountain bikes, road bike, folding bike, fixed gear bike, downhill bike, track bike, etc,.

Spec:
Item Type: Single Chainring
Material: 7075 Aluminum Alloy
Nut Total Length: 6.5mm / 0.3in
Bolt Total Length: 9.5mm / 0.4in
Inner Diameter: 5mm / 0.2in
Product Weight: Approx. 9g / 0.3oz

Package List:
5 xSingle Chainring

Note:
You can also measure the length of your screws before buying.