Braking S3 Semi-Floating Batfly Disc Rotor S32007

- A semi-floating design offers float on every other arm of the inner spider while maintaining a fixed connection on the opposite arms\n- Semi-floating design provides the best balance between warping resistance and lateral resistance to side impacts\n- Batfly construction includes alternating grooves on both surfaces of the disc to improve ventilation and mud/debris clearing\n- AISI 420 steel, with laser cutting and CNC machining for the realization of grooves