QMS Seat Mounting Bolt Kit
- Four black M8 QMS bolts, 40 mm long, for mounting rally seats. Meets FIA requirements. Quality hardware for drivers and workshops.
QMS Seat Mounting Bolt Kit
QMS offers a mounting bolt kit designed for fitting a seat in your car. It's a small but crucial piece of hardware, and the stable fit of a bucket seat in a rally or sports car depends on it.
The kit includes four black bolts, ready to use when mounting rally seats. Thread and length specifications are listed in the product data, so you can easily check the fit for your own setup.
Detailed look at the bolt kit
The kit consists of four identical bolts in a dark, black finish. Each one has a hexagonal flanged head with a finely serrated underside, which improves grip against the mounting surface. The shank is fully threaded, and a notch is visible at the end of the thread. The surface has a matte, slightly smoky look, with no logos on the heads.
Build and materials
- Thread: M8, designed for mounting rally seats.
- Length: 40 mm, as specified by the manufacturer.
- Colour: black, matching the interior of a sports car.
- Head: hexagonal with a flange, wrench-driven.
- Quantity: a complete set of four bolts.
For rally drivers and sports car builders
This kit is ideal if you're installing or replacing a bucket seat in a rally or track car and need a set of M8 bolts, 40 mm long. It also works well when preparing a car in the workshop, where consistent mounting hardware matters.
Why choose QMS?
- FIA compliance: the manufacturer declares that the kit meets FIA requirements.
- Complete set: four bolts in one kit make buying your hardware simple.
- Fit: M8 thread and 40 mm length clearly stated, no guesswork.
- QMS brand: seat hardware.



