Adventure HiTech Harness (P31000S) Extremely comfortable Hi Tech harness is included in the price of our F-series units. Thick foam pad, side pocket, mirror for fuel level viewing, 3 quick release buckles and adjustment straps. Comfortable to fly with or without a motor. Has high hookins for the motor and low hookins for free flying. Room for BumpAir 17cm, recommended if you are using this harness for free flying.