Bike Disc Brake Kit Durable Brake Accessories for Mountain Bikes Easy

aluminium alloy, rubber; Mountain bike brake: high braking sensitivity and stable performance, suitable for most bikes, practical bike brake; High strength brake: you can buy this efficient and practical bike brake modification kit at an, air fittings; Tough bike brake kit: with reasonable design and practical functions, it can help easily the braking efficiency, thereby making riding safer, cycle brake; bike brake kit: made of aluminum alloy and rubber materials, and gentle, and, v brake kit; Cycling brake: preferred materials, , and, bike performance improvement

What's in the box
4 x Bike Disc Brake Kit