Qs-bt1 dual-channel seat belt tensioner direct-drive harness feedback experience the forces your body expects in real driving and flying. The qs-bt1 dual-channel seat belt tensioner is a high-performance, direct-drive seatbelt tensioner designed to deliver realistic, sustained load through your harness making braking, cornering g-forces, acceleration, gear shifts, road texture and engine vibration feel physical and immediate. If you’re building a serious sim racing cockpit or flight simulator rig, a seat belt tensioner is one of the most effective immersion upgrades available because it adds torso load cues that even premium wheels, pedals, and motion platforms can’t fully replicate. Universal mounting option trak racer universal bracket want to install this belt tensioner on more rigs there is also a trak racer universal seat belt tensioner bracket available to adapt the qs-bt1 to a wide range of simulators that use seat brackets and or seat slider rails. The optional plate installs neatly under your existing seat mounts for a rigid, clean fit. Suitable for all trak racer simulators excluding tr5 and trf compatible with most simulator cockpits using seat brackets and or seat slider rails optional plate: qsbt1-bracket universal mounting solution why a seat belt tensioner changes everything a simulator seat belt tensioner applies controlled harness force to simulate momentum and sustained load. This body load feedback helps you judge grip, weight transfer, and vehicle beha...