Hollis Double Tank Systems are designed to be minimal and simple with no compromises in design or quality, for the rigorous demands of the discerning doubles diver. Comes with all the components for your backplate and wing kit in one, pre-assembled from the factory as selected.

Comes with Stainless Steel Cam Bands

Backplate 2.0 options: Stainless (AISI 304, 4 mm, 6.5 lb / ~3 kg), or Aluminum (6061, 3 mm, 1.5 lb / ~1 kg) 
Harness: Solo continuous‑weave, or Elite 2 adjustable comfort harness
Wings: DT45 Dual – 45 lb lift w/backup aircell, or DT50 – 50lb lift 
Wing Features: 1680D Cordura outer shell, 420‑denier inner bladder, centrally located retainer to avoid isolation valve interference, and a lower left pull dump.
Available in 7 different colors: Aqua, Black, Blue, Camo, Lime, Pink, Red

If you are wanting to mix & match the colors of the wing, shoulder pads, backpad or the weight system - please add that in your order notes!