Hollis HD200 BCD Tusa Bags Copper-beryllium Bourdon tube maintains precise

Copper-beryllium Bourdon tube maintains precise calibration even after shocks

Scubapro's top-of-the-line second stage

when it comes to exploring wrecks

or strap cover

Environmentally sealed first stage and dry ambient pressure chamber

Hollis HD200 BCD Tusa Bags Copper-beryllium Bourdon tube maintains precisePerformance, durability and comfort are qualities you get with Hollis HD200 Buoyancy Compensation Device. The heavy duty construction and innovative design make this a great choice for advanced divers. The contoured, lightweight backpack with back pad, lumbar support, and a rolled neoprene comfort neck are all valuable features when it comes to your comfort underwater. Additionally, the HD200 has a traditional 2" waist strap with a stainless buckle