The all new HS2 Rotor is a mountain bike specific rotor designed to improve brake performance while reducing noise and increasing heat dissipation. Featuring a new brake track pattern for increased pad traction and recessed spokes with thermal dissipating paint, the HS2 is a more powerful, quieter rotor with best-in-class heat management.FEATURESAvailable in 6 bolt and Centerlock.,Spokes coated in thermal dissipating paint for superior heat management.,MTB specific..