SRAM DISC ROTOR 200 HS2 6B ROUNDED w/STL BOLTS SL/BKThe 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 Thicker 2mm rotor, with improved heat management results in 40C cooler temperatures than the previous Centerline series of