When selecting a harness its tough to see the differences on paper, they all look the same and have the same functionality. That said, not all harnesses are created equal. Things to look for are the type of locking mechanism, quality of materials, and the construction.
The OMP 802HF race belts system is an FIA approved 6 point harness system with 3in. wide lap belts and 3in. shoulder belts which reduces to 2in. to fit easier over the HANS device. Lap belts feature pull-up adjusters and snap-hook fittings to the chassis. Shoulder and sub-straps are fitted with snap-on fittings. The OMP 802H incorporates an aircraft style quick release. The OMP 802HF harness is HANS compatible and should only be used with a HANS device. FIA 8853/98 Approved. Available in red, blue, or black