The ScubaForce Standard Steel Backplate has a material thickness of 3 mm (0.12") and a total weight of 2,3 kg (5.07 lbs).
It is made of saltwater resistant, stainless steel.
Optimal positioning of the double tanks using the combination of the 3 holes and the lower slot.
Holes in regularly spaced intervals enable you to fix your Argon-Set or other accessories without any problems.