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Review Summary
Nylon Webbing & 316-Marine-Grade Stainless Steel, Plastic
Single/Doubles
Yes, 8, Four Pre-Bent
1.7 lbs (771g)
Waist: Stainless Steel "Latch-Style", Shoulder & Sternum Straps: "Squeeze-Style" Side Release
Back Inflator (Wing)
22 lbs (10kg)
Lower OPV
Hollis Gear Power Inflator Mechanism
Outer Shell: 1680 Cordura Nylon
Inner Bladder: 420-Denier Nylon
Internally Urethane Laminated
Radio Frequency (RF) Welded Seams
EN AW 6061 w/Hard Anodized, Black Marine Grade Finish
Single or Doubles w/Adapter (see SKU: HLSSTA)
Yes
1.5 lbs. (680 g)
0.12" (3mm)
Increase Comfort w/Metal Back-Plate
Nylon & Foam
Cam Buckle: Delrin Plastic & Steel Wire
Strap: Nylon Webbing
2" (5cm) Wide
Yes
First Stage: Marine Grade Black Anodized Brass
Second-Stage: Delrin Plastics, Rubber, Stainless Steel, Chrome Plated Brass & Silicone Rubber
Over-Balanced Diaphragm First Stage
4-Fixed 3/8" Threaded
2-High Pressure 7/16" Threaded
Up to 40% Oxygen
Pneumatically Balanced Servo Controlled Valve
3/8"
30" (76cm)
Housing, ABS/Polycarbonate, Valve Body: Chromed Brass, Cover Ring and Packing Nut: Stainless Steel
Yes, Venturi Dive/Pre-Dive Switch
Pneumatically Balanced
3/8"
36" (91 cm)
Housing: Chrome Plated Brass, Lens: Tempered Glass, O-Rings: Viton
0 to 5,000 psi or 0 to 360 Bars
Yes
Included w/Viton O-Rings
Bourdon Tube
Yes
Hose: Braided w/Rubber Jacket
Hose Fittings: Chrome Plated Brass
Spare/Replacement High-Pressure Hose
HP
6" (15cm), 9" (23cm), 24" (61cm) & 28" (71cm)
7/16" Male
020545210375, 020545200970
- Hollis ST Elite System -
The Hollis ST Elite System combines the Hollis most popular single tank components into one, including the Elite 2 harness for the ultimate in features and comfort in a backplate and harness system. This kit is preassembled from the factory and includes the ST35 wing, Stainless-Steel Backplate 2.0 and Backplate Back Pad 2.0. This Elite ST System is for those diving in colder waters. The Elite 2 Harness System offers you all the features of a technical harness with the added comfort that recreational divers look for. The harness has adjustable shoulder and sternum straps equipped with squeeze-style side-release buckles for easy donning and doffing. The shoulder straps also incorporate adjustable and removable shoulder pads with 3-adjustable stainless-steel pre-bent D-rings on each shoulder for accessory attachment. The Hollis Elite 2 Harness has a stainless-steel latch-style waist buckle. All hardware is manufactured from 316-marine-grade stainless-steel. There are 2-additional stainless-steel D-rings on the waist strap for additional rigging requirements. The Hollis Elite 2 Harness System weights 1.7 lbs. (770g).
The Hollis ST line of wings are a series for single tank diving. The design features a 360 Degree tapered profile, to increase lift towards the hips, promoting better horizontal trim in dive position while still allowing perfect surface floatation. The ST35 is an excellent choice for a go anywhere wing with the added lift for those local cold-water dives and heavier steel cylinders but still streamlined enough for travel destinations. Tank slots and tank cradle are included on both models, which allows you to connect your wing and backplate without the need for a single tank adapter plate. This reduces weight and unnecessary accessories while traveling.
The bladder is a two-piece design, with a rugged 1680 Cordura nylon outer shell to prevent abrasion and punctures, and a 420-denier nylon internally urethane laminated with radio frequency (RF) welded seam inner bladder to maintain the buoyancy. The lower OPV is easy to reach for venting gas while horizontal or heads down, and the inflator design is a K style with a rugged crushproof rubber hose for easy positioning and oral inflation should you need to. Both ST wings come standard with 3/8" threaded quick disconnect inflator hose. Welded flange and one-piece retainer for servicing without the need for tools. Elbow offset to avoid tank valve/regulator interference and streamlined hose routing. The ST35 provides 35 lbs. (16 kg) of lift.
The Hollis 2.0 Backplate Line is the foundation for the new Hollis technical harness systems. They feature improved ergonomics for a more comfortable fit, but are still short enough to fit smaller frame divers. The Stainless-Steel version it is laser cut and CNC bent, which give this awesome new appearance. Geometry of the webbing slots is similar to Hollis prior design to ensure reverse compatibility for all Hollis buoyancy accessories, so if you have a current Hollis harness, wing or weight system, this new plate will fit. The stainless weighs in at 6.5 lbs. (2.85 kg), is 304 stainless-steel and has a bead blast finish that is electropolished and chemically passivated to avoid scratching, so it will continue to look this way after many years of use. Stainless steel plate is 0.16" (4mm) thick.
Being a technical diver does not mean you have to uncomfortable when you are diving. Add some cushion and comfortable support to your back plate with this Hollis Back Plate Back Pad. The Hollis Backplate Back Pad 2.0 is a comfortable two-piece design with added lumbar support, which easily pivots out of the way of your doubles tank bolts and cam bands when assembly or disassembly as needed. Sold as an accessory but also included with Hollis new Technical Harness systems. Note: Is not compatible with previous generation Hollis's back plates. Pad is constructed of sturdy and durable nylon and foam with sewn edge tape making your dive a more comfortable experience. The Hollis Delrin cam band assemblies are constructed from 2" (5cm) wide durable nylon webbing with a box stitched Delrin plastic cam buckle and is equipped with a wire cam for extra strength.
Warranty Information
This product has a limited warranty of 60 months.
- Hollis DC7 500SE Regulator with Maxflex Hose -
Introducing the Hollis Gear DC7 Regulator, a high-performance system that combines an over-balanced diaphragm first stage with a servo-controlled second stage for exceptional airflow and precision. This regulator is designed to meet the strict CE standard for cold-water performance, and its environmentally sealed first stage ensures the delicate internal parts remain protected from contaminants like salt, sand, and chlorine.
The DC7 First Stage Regulator features a secondary diaphragm that completely seals the main spring cavity, providing excellent resistance to freezing or corrosion in icy or contaminated waters. Crafted from marine-grade brass with a black anodized finish, this DIN 300 bar (4350 psi) first stage offers four low-pressure (LP) and two high-pressure (HP) ports for optimal hose routing in both back-mount and side-mount configurations. Nitrox compatible up to 40%, this regulator requires less maintenance than models that expose internal mechanisms to contaminants.
The 500SE Second Stage utilizes a servo-controlled valve in a side exhaust configuration to deliver unparalleled performance for both air and tri-mix divers. Its innovative design ensures a gentle inhale activates the valve, providing increased airflow through multiple ports. This pneumatically balanced regulator features a large soft purge cover for easy clearing, a patented orthodontic mouthpiece for comfort, and can be configured for left or right positioning without any upside-down issues.
Designed with recreational divers and underwater photographers in mind, the side exhaust configuration keeps bubbles away from the face. Constructed from durable materials like Delrin plastics, rubber, stainless steel, and chrome-plated brass, the DC7 500SE Regulator comes standard with a 30-inch Maxflex hose for enhanced flexibility and reduced jaw fatigue. The package also includes a bolt snap tie point and an owner's manual for your convenience.
Warranty Information
This product has a limited warranty of 24 months.
- Hollis 150LX Octopus -
The 150LX Octopus delivers great performance at a moderate price. The front metal ring, packing nut & end cap come in stainless steel. All LX regulators come standard with 36" (91 cm) MiFlex hoses and orthodontic mouthpieces with dual color tabs. The 150XL Second Stage Regulator is a pneumatically balanced chrome-plated brass valve results in smooth, easy breathing. Is equipped with a reversible demand valve that can be converted from right-handed hose configuration to left handed hose configuration. The second stage has an adjustable Dive/Pre-Dive switch: Large Venturi lever has a soft rubber grip, which makes it easy to locate and use. Ergonomic exhaust channels bubbles away from field of view and reduces exhaust effort. Improved orthodontic mouthpiece with dual color tabs and a stainless steel cosmetic ring.
Warranty Information
This product has a limited warranty of 12 months.
- Hollis Pressure Gauge Brass Module w/o Boot -
The Hollis Brass Pressure Gauge is a solid and compact brass SPG. This rugged and easy-to-read gauge works great as a primary or even backup pressure gauge for the beginner to the most advanced technical diver. Gauge has a luminescent face for easy reading in low light or night diving conditions. Pressure gauge module has a durable tempered glass scratch resistant lens.
Gauge is oxygen cleaned with an air-spool equipped with Viton O-rings, so its oxygen compatible to 100% O2. Gauge is available imperial or metric with a pressure readout of 0 to 5,000 psi or 0 to 360 bars. The Gauge has a red color-coded readout of 0 to 700 psi (50 bars) for safety reserve air. The gauge housing is manufactured from chrome plated brass with an accurate bourdon tube mechanism. Gauge measures 2" (50.8 mm) in diameter. For gauge boot see SKU: HLSPGBO.
Warranty Information
This product has a limited warranty of 24 months.
- Hollis High Pressure Hose -
You have a Hollis Submersible Pressure Gauge (SPG) see SKU: HLSPGM and need just the right length Hose for your set-up. Do you need a short hose for use with a stage bottle or a full-length hose for your primary regulator? Whatever your need is Hollis has a hose to match those needs. Hose is available in 6" (15cm), 9" (23cm), 24" (61cm) and 28" (71cm) lengths. Hose is a durable braided with rubber jacket hose and comes equipped with corrosion resistant chrome plated brass fittings. Hose has a 7/16" male threaded end for attachment to your first stage regulators high pressure port. Hose is complete with O-rings, so it's ready for hook-up out-of-the-box.
Warranty Information
This product has a limited warranty of 12 months.
https://www.hollis.com/support/warranty
510-729-5110