Bicycle Mountain Bike V Brake Full V Brake Caliper, Colour: Black

1. Material: metal + silicone
2. Wear-resistant brake pads
3. Suitable for: bicycles, mountain bikes
4. One pair is for one wheel, and two wheels need 2 pairs
5. Unit weight: 0.3kg
6. Size: length is 11cm, installation aperture is 8mm, brake arm is 13cm long