Bicycle Universal Round Mechanical Code, Round Mechanical Code

1. Material: metal and plastic
2. Size: about 8 x 8 x 5.2 cm
3. Cable length: 78cm
4. Weight: 340 grams
5. Suitable for 26 /28 /29/ 27.5 inch bike
6. This product is not suitable for fixing mountain bikes and bicycles with disc brakes