The Speedline Parts 120mm Stainless Steel Disc Brake Rotor is Designed Specifically to work with BMX Racing braking applications. The smaller rotor size is optimized for our 20" - 24" wheels
It utilizes the std. 6 bolt mounting and includes the 6 bolts needed for attaching the disc. You must have a disc-specific rear hub to mount the rotor.
Weight: 86.4 grams