Collection:

Tanks & Weights

95 products

If you plan to dive locally, check out our different scuba tank options — including aluminum, steel, and composite. We carry many cylinder accessories such as rigging kits, analyzers for nitrox and trimix, valves, bands, dust caps, and much more! 

Steel and Aluminum Scuba Diving Tanks

When purchasing a scuba tank, keep in mind that the most commonly used cylinder for recreational divers is made of aluminum and holds 80 cubic feet of air; however, the type of diving you plan to do will affect the type of tank that you will need. When investing in a scuba diving tank, keep the following in mind:

  • Steel tanks are more durable and less buoyant in water, helping reduce the weights you need to wear. Thanks to the metal’s dense composition, steel is a reliable option.
  • Aluminum tanks are usually less expensive and are more lightweight than steel tanks. Aluminum is widely preferred for being economical and easy to maintain.

Regardless of whether their scuba diving tank is aluminum or steel, divers may need to add weight. However, the amount of additional weight depends on the cylinder’s buoyancy upon characteristics. This is an essential consideration in achieving neutral buoyancy during the dive and being able to safely complete decompression stops (if needed) during ascent. Also, if you plan on diving in different bodies of water, remember that no matter what type of tank you have, any object is more naturally buoyant in saltwater since it is denser than freshwater.

When picking out the size of your tank, some factors to keep in mind are your body type (such as height and weight) as well as your air consumption/breathing rate. Whether you dive with a Faber FX Series High-Pressure 120 or a Luxfer 80 CF aluminum tank, all scuba tanks are required to have an annual visual inspection as well as a hydrostatic pressure test every five years. 

Tanks are made of aluminum or steel but come in a variety of sizes and colors. Explore our different cylinder options to find the best one for your diving needs!

Additional Products

Scuba divers use their tanks and equipment to dive for longer expeditions. The natural buoyancy of their wetsuits, tanks, our lungs, and the environment can sometimes get in the way, however. That’s where our diverse collection of weights comes in handy!

In addition to scuba diving tanks and diving weights, we offer the following:

For more information regarding our available scuba diving and snorkeling products, including Faber FX Series High-Pressure Blue Steel tanks, contact Scubadelphia Diveseekers today!

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Aluminum

Steel

Composite

Analyzers

Stage Rigging Kits

Pony Bottle Mounts

Valves & Bands

Accessories

Weights & Belts
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Regular price $49.99
Sale price $49.99
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4 Tank Rack, keeps tanks from rolling around in you vehicle. Constructed of tough foam.  
Regular price $65.00
Sale price $65.00
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Dive rite Stage Strap with XL stainless steel bolt snaps. .
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Regular price $454.32
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Metal impact brand Comes with a thermo din/k valve 3300 psi
21% Off
Regular price $103.20
Sale price $103.20
Regular price $130.00
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Set up for 3500 psi service for use on older “thin-necked” Pressed Steel 3500 psi cylinders 7/8”-14 UNF inlet threads Dedicated 300 bar DIN outlet Attachment of DIN first stages only Air ...
19% Off
Regular price $88.80
Sale price $88.80
Regular price $110.00
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XS Scuba PRO Standard yoke outlet with spin-out DIN insert converts to 230 bar DIN outlet 3/4”-14 NPSM standard inlet threads Clean for pre-blended Nitrox up to 40% oxygen 1.5 handwheel ro...
11% Off
Regular price $109.95
Sale price $109.95
Regular price $124.00
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Thermo Standard Crossbar with Isolator Connects right & left modular valves together to build a Thermo Isolation Manifold Center-to-center distance: 215 mm (8.46 in) Double barrel O-ring...
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Regular price $20.00
Sale price $20.00
Regular price $25.00
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BK800 2 pieces 5/16-18 x 5.5” hex head cap screws fully threaded 18-8 SS 2 pieces 5/16-18 wing nuts 18-8 SS 2 pieces 5/16-18 finish nuts 18-8 SS 2 pieces 5/16 medium split washer 18-8 SS ...
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Regular price $23.95
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2 Tank Rack, keeps tanks from rolling around in you vehicle. Constructed of tough foam.  
27% Off
Regular price $115.20
Sale price $115.20
Regular price $158.00
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Attach to K Valves Only Gauge Easy read 2" diameter XS Scuba gauge Dual ...
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Regular price $5.75
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GUE MOD decal, each: 36
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Regular price $1.60
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    XS Scuba FKM O-Ring - Outlet VP15-V supports the following items:     PRO Valve    Reserve “J” Valve     Modular PRO Valve - Right Hand    Thermo PRO Valve    Thermo One Piece Manifold    Therm...
9% Off
Regular price $425.95
Sale price $425.95
Regular price $469.00
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This manifold is mainly for use with older HP steel cylinders, like those made by Pressed Steel, Norris and others 7/8”-14 UNF standard inlet threads Dedicated 300 bar DIN outlets 8.46 inch (215mm...
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Regular price $479.95
Sale price $479.95
Regular price $404.95
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Nitrox ready up to 40% Includes Din/K valve with color changing hand wheel Boot included.
21% Off
Regular price $66.40
Sale price $66.40
Regular price $84.00
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Thermo Deluxe K Quality, dependability and reputation have made this valve the most popular, widely-used valve for scuba cylinders in the world. The Thermo K valve is used by more dealers, resorts...
Regular price $230.00
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Dive Rite 6.9/7" Cylinder Bands  18-gauge, 304 stainless steel with #3 polished finish and 11-gauge, 304 stainless steel structural plates resist saltwater corrosion TIG welds provide exceptional ...
Regular price $22.88
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Weight belt featuring permanently mounted pocket sleeve Sleeve is compartmentalized to hold weights securely Single, end to end zipper closure, mesh construction for fast draining and drying Swive...
Regular price $14.74
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Trident Rubber 3" Tank Band for 7-7.25 Dia Sold Individually
Regular price $65.95
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Marseilles type elastic belt, very rugged and with a stainless steel quick-release buckle. New stainless steel, quick-release buckle Marseillaise style buckle 3mm elastic rubber, 140cm long  
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Regular price $29.95
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3 Tank Rack, keeps tanks from rolling around in you vehicle. Constructed of tough foam.  
7% Off
Regular price $195.95
Sale price $195.95
Regular price $210.00
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8.00" Cylinder Bands with Stainless Steel Hardware Kit 8.00" Cylinder Bands with Stainless Steel Hardware Kit Precision manufactured to the exact specifications of Joe McGrath’s original Highland ...
Regular price $235.00
Sale price $235.00
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Dive Rite 8.00" Cylinder Bands 18-gauge, 304 stainless steel with #3 polished finish and 11-gauge, 304 stainless steel structural plates resist saltwater corrosion TIG welds provide exceptional st...
8% Off
Regular price $109.95
Sale price $109.95
Regular price $119.00
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Thermo Modular PRO Standard yoke outlet with spin-out DIN insert converts to 230 bar DIN outlet Modular access plug included 3/4”-14 NPSM standard inlet threads Clean for pre-blended Nitro...
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Regular price $479.95
Sale price $479.95
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Nitrox ready up to 40% Includes Din/K valve with color changing hand wheel Boot included.
8% Off
Regular price $109.95
Sale price $109.95
Regular price $119.00
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Thermo Modular PRO Standard yoke outlet with spin-out DIN insert converts to 230 bar DIN outlet Modular access plug included 3/4”-14 NPSM standard inlet threads Clean for pre-blended Nitro...
15% Off
Regular price $80.75
Sale price $80.75
Regular price $95.00
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XS Scuba PRO Standard yoke outlet with spin-out DIN insert converts to 230 bar DIN outlet 3/4”-14 NPSM standard inlet threads Clean for pre-blended Nitrox up to 40% oxygen 1.5 handwheel ro...
8% Off
Regular price $329.95
Sale price $329.95
Regular price $359.00
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Thermo 200 Bar Manifold din/k 3000psi
21% Off
Regular price $103.20
Sale price $103.20
Regular price $130.00
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Set up for 4350 psi service for use on composite “thin-necked” cylinders 7/8”-14 UNF inlet threads Dedicated 300 bar DIN outlet Attachment of DIN first stages only Air service only  
Regular price $55.00
Sale price $55.00
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Dive rite Stage Strap with XL stainless steel bolt snaps. No clamps or hose retainers included.
Regular price $30.67
Sale price $30.67
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Carry your tank with ease. Fits most standard scuba tanks
12% Off
Regular price $84.95
Sale price $84.95
Regular price $97.00
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2 ea. 4 in (101 mm) jumbo stainless steel bolt snaps1 in (25 mm) wide, adjustable length, nylon webbing handle11 in (279 mm) piece of black tubing to create a comfortable carry handleRugged, elasti...
8% Off
Regular price $329.95
Sale price $329.95
Regular price $359.00
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Thermo 300 Bar Manifold din 3000psi