Planted Seat Bracket - BMW 3 Series (E21, 1975-1983) - Driver/Left Vehicle Model_Corvette C5 The cuffs and straps are

The cuffs and straps are made from high-strength nylon

Designed to fit all 3-hold Quick-Release adapters with a maximum mounting diameter of 60mm

while the low-cut achilles allows for mobility without sacrificing performance

Not compatible with earlier SmartyCam HD units

The factory seat-belt mounting point is retained to install the factory

Planted Seat Bracket - BMW 3 Series (E21, 1975-1983) - Driver/Left Vehicle Model_Corvette C5 The cuffs and straps arePlanted Seatbase Adapter Brackets are an easy solution for adapting your aftermarket seat to the floor of your specific vehicle. Planted Seat Brackets are constructed from 3 16" thick steel for superior strength. Able to accept sliders from most major seat manufacturers like Bride, Cobra, OMP, Racetech, Recaro, Sparco, Status and more, allowing for easy installation of aftermarket seats in your vehicle. Extra material is also provided for direct seat