Tillett B6 Screamer Black GRP Race Car Seat Edges OffThe new B6 Screamer is FIA approved to the 8855 1999 standard and replaces the popular B6F. Importantly, the weight is now 20% lighter than the B6F as this seat uses a new moulding system which creates lighter seats with superior strength. The belt holes are now positioned higher for taller drivers. The rear of the seat has a new design which is more compact to avoid roll bars and is better looking. This seat is an excellent choice for track cars and