Finnsub Fly DIR Harness is designed for demanding technical divers to be used in cave and wreck diving. It can be fitted with all types of FLY wings and can be used with the weight pockets.
The backplate can be made out of stainless steel or aluminium. The aluminium one comes in 3mm thickness and weighs 0.75 kg. The stainless steel one comes in either 3mm (weighing 2.75kgs) or 6 mm (weighing 5.5 kgs).