The Recaro Proracer SP-A seat has a super strong, lightweight and rigid Carbon/Kevlar shell and is designed for optimal use with am FHR device. The special harness guides and optimised shell geometry complement the FHR device and the built in head guard features shock absorbing foam to limit lateral head movement in the event of an accident.Lightweight and super string carbon-aramid composite shellShock absorbing foam improves comfort and reduces fatigueAnatomical shell shape for optimum comfort and safetyHarness slots for use with 4, 5 or 6 point harnessesDeveloped for use with an FHR / HANS deviceAnti slip material on the shoulder helps reduce body movement Standard or X-large sizes are available.Side mounts not included. Sold separately.FIA 8855-1999 Approved