Brey Krause R-9075 Seat Side Mount Adapter - Recaro Pole Position & Profi SPGxL Seats SCCA while the large clip-buckle closure

while the large clip-buckle closure is easy to find and use

K-1 Sport and Kart Helmets equipped with the SRV-style pivot (non-detent)

or any other fluid temperatures

and Sport EV helmet models (see complete shield list below)

Medium Width (365-429mm seats) fits many popular seats

Brey Krause R-9075 Seat Side Mount Adapter - Recaro Pole Position & Profi SPGxL Seats SCCA while the large clip-buckle closureThe Brey Krause R 9075 Racing Seat Side Mount Bracket allows for the easy installation of Recaro Pole Position & Profi SPGxl Racing Seats (as well as Sparco Evo II US) into Porsche 996, 997, Boxster, and Cayman models using the OEM factory non power sliders. The adapter can be installed on either the driver or passenger side, and is designed to keep the occupant as low as possible, with 4 mounting positions providing a wide range of recline options.