Sram's 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.Who's this item for: MTB riders of all disciplines looking for a quiet, performance-driven brake rotor to maximise their stopping power.Mounting standard: 6 bolt mounting.Materials: Stainless steel.Brake pad compatibility: Suitable for all types of brake pads.Stand out features: Creates 7% more braking power.Dimensions / Weight: 2mm thick braking surface Approx 260g (220mm)