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SupAir Radical 3 A Lightweight, Versatile Harness particularly suited to mountain flying

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SupAir Radical 3 A Lightweight, Versitile Harness

The Radical 3 is particularly suited to mountain flying, it also intended to be used for tandem flying, ground handling, coastal ridge soaring, wherever lightness and ease allow the pilot to play freely.

This is the third version of a leading lightweight harness design! Comfort and modularity are at the heart of this new development.

The Radical 3 has an improved structural frame incorporating a simple, removable dorsal storage pocket.

Possibility to thermal with – high passive safety – accepts an optional front mounted reserve parachute pocket – has reserve parachute bridles shoulder connections, and a removable reversible AirBag/Backpack.

*GRIVEL carabiners sold separately.

Sizes : S-M / L

Technical Data

Size S-M L
Pilot height guide (cm) 160 /180 180 /200
Pilot weight guide (min - max) (kg) 50 – 80 70 – 110
Weight of the harness (complete as supplied) (g) 830 870
Total back height (cm) 65 72
Height of back support angle adjustment (cm 33 36
Seat depth (cm) 37 42
Seat width (cm) tbc tbc
Height of attachment points (cm) 45 45
Distance between the attachment points (cm) 35 – 43 35 – 43









Optional Extra 

Reversible airbag/backpack module for Sup'Air Radical 3 mountain harness.


  • Integrates with the RADICAL 3 harness with zip system.
  • Complete airbag protection under the seat and rear with pre-inflated internal cells.
  • 2 compression straps.
  • Walking stick holders on the airbag.
  • Large zipping pockets.
  • Ice axe holding straps.
  • Elastic external gear fastener on the backpack body.
  • Pocket for keys and papers on top of the bag.
  • Stretchable lateral pockets.
  • Materials: 210D nylon Ripstop.
  • Made in Europe


  • Ergonomic adjustable straps.
  • Load adjustment straps.
  • Elasticated drink-tube holding loop.
  • Hand-rest handle.
  • Elasticated chest strap.
  • Volume: 65L
  • Weight: 960g