DescriptionSRAM CenterLine Disc Brake Rotor – 220mm 6-Bolt Silver. The SRAM CenterLine rotor design provides a smooth consistent and quiet running braking surface. Rounded edges make for easier wheel installs and are UCI-compliant.Rounded edges are UCI-compliant and allow for easier wheel installsCompatible with both road and mountain bike brakes6-bolt hub interfaceIncludes steel rotor bolts TECH SPECSRotor Size (mm)220Hub/Disc Compatibility6-Bolt DiscPad CompatibilityAll Pad CompoundsRotor TypeOne Piece