Hollis ST System BCD

The Hollis ST System is a streamlined single-tank backplate-and-wing package for divers who want a simple, rugged and highly configurable buoyancy system without unnecessary bulk.

Each system comes factory assembled with Hollis' continuous-weave Solo Harness and Backplate 2.0. Choose the Standard setup for colder-water diving or the lighter Travel configuration for warm-water trips.

Standard ST System

• ST35 wing with 35 lb / 16 kg lift
• AISI 304 stainless-steel Backplate 2.0
• 6.5 lb / 3 kg backplate
• Stainless-steel cam bands
• Backplate Backpad 2.0
• Solo continuous-weave harness

ST Travel System

• ST22 wing with 22 lb / 10 kg lift
• EN AW 6061 aluminum Backplate 2.0
• 1.5 lb / 1 kg backplate
• Delrin cam bands
• Backplate Backpad 2.0
• Solo continuous-weave harness

Wing Construction

• HD laminated 1680D Cordura outer shell
• 420 nylon internal bladder
• Offset elbow helps reduce tank-valve and regulator interference
• Lower-left pull relief valve
• Built-in cam-band slots and tank cradle
• Tool-free welded flange and one-piece retainer design

The ST platform is built for single-tank divers who value horizontal trim, simplicity and long-term modularity.