ButlerBuilt Small Single Hose - Clear - 8.0" x 5.375" x 2.0" R07C04L The compact design (7") minimizes

The compact design (7") minimizes the size giving you the first device not requiring seat modification

or a two-piece (jacket and pants) version

Simpson is proud to introduce the next iteration

The NecksGen REV 2 LITE unit offers exceptional comfort due the placement of the device on the large trapezoid muscle on the rear of the shoulder with a cutout around the spinal section of the driver

ButlerBuilt Small Single Hose - Clear - 8.0" x 5.375" x 2.0" R07C04L The compact design (7") minimizesButler Built Air Ducts are used by many top NASCAR competitors. Computer aided design (CAD) provides optimum aerodynamic shape for smooth uninterrupted air flow. The NACA ducts can be installed in side windows or body panels to direct cool outside air to brakes, oil coolers or cockpit. (Uses 2. 5" hose.) Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for decades. BUTLERBuilt has always been proactive in their approach