Atomic Aquatics BC2 BCD and SS1 Safe Second Inflator Diving Package
Atomic Aquatics BC2 BCD and SS1 Safe Second Inflator Diving Package - XL (X-Large) / Black Titanium is backordered and will ship as soon as it is back in stock.
What's in this bundle
Atomic Aquatics BC2 / BC1 sizing. Imperial in bold, metric underneath.
Height and weight
| Size | Height ft/in · cm |
Weight lb · kg |
|---|---|---|
| SMALL |
5′2″–5′7″ 157–170 |
120–155 54–70 |
| MEDIUM |
5′7″–5′10″ 170–178 |
150–165 68–75 |
| MEDIUM LARGE |
5′10″–6′0″ 178–183 |
160–190 72–86 |
| LARGE |
6′0″–6′2″ 183–188 |
180–210 81–95 |
| EXTRA LARGE |
6′2″–6′5″ 188–196 |
195–240 88–109 |
Over the shoulder and waist
| Size | Over the shoulder in · cm |
Waist in · cm |
|---|---|---|
| SMALL |
34–40 86–102 |
27–42 68–107 |
| MEDIUM |
39–45 99–114 |
30–45 76–114 |
| MEDIUM LARGE |
41–47 104–119 |
31–47 78–119 |
| LARGE |
43–49 109–125 |
35–50 89–127 |
| EXTRA LARGE |
45–51 114–130 |
37–52 94–132 |
Source: Atomic Aquatics’s size chart.
Atomic Aquatics BC2 BCD and SS1 Safe Second Inflator Diving Package - XL (X-Large) / Black Titanium is backordered and will ship as soon as it is back in stock.
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Product Information
The Atomic Aquatics BC2 BCD and SS1 Safe Second Inflator Diving Package pairs a back-inflation buoyancy compensator with Atomic Aquatics' SS1 safe second and power inflator in one kit. The BC2 is built from double-laminated, polyurethane-coated fabric and secures tanks with a CAM-LOK band, while the SS1 supports enriched air up to 50% oxygen and adapts to virtually any BCD brand through its patented adapter system.
Who it is for
This package suits divers who want an integrated-weight, back-inflate BCD paired with a dedicated safe second rather than sourcing each piece separately. The removable weight pockets and hydrodynamic trim pockets let a diver manage ballast without a separate weight belt, and the SS1's nitrox compatibility and removable quick-disconnect design suit divers who want the inflator to separate from the BCD for transport or storage.
Key details
- BC2 fabric is double-laminated and polyurethane-coated for abrasion resistance and water repellence.
- Tank is secured with a CAM-LOK band, a rigid molded tank pad, and CNC-machined hardware.
- Removable weight pockets hold up to 10 lb per pouch, and hydrodynamic trim pockets hold up to 5 lb per pocket.
- D-rings are 316 stainless steel with a Titanium PVD coating for corrosion resistance.
- A self-sealing zipper keeps sand and grit out of the BCD mechanism, and a concealed carrying handle aids surface handling.
- The SS1 breathes like a primary regulator, offers pneumatic and oral inflation with large ergonomic buttons, and has an integrated flexible purge cover and a high-flow LP hose with a quick-disconnect.
- The SS1 requires factory service every 2 years or 300 dives (316 stainless body) or 3 years or 300 dives (titanium body).
- The SS1 is compatible with enriched air (EAN) up to 50% oxygen.
Compatibility and sizing
The BC2 is offered in sizes S (Small), M (Medium), M/L (Medium/Large), L (Large), and XL (X-Large). The SS1 is offered in Titanium Black, Red, Yellow, Blue, Pink, Aqua, and Purple, and its adapter system lets it connect to virtually any BCD brand.
DiveCatalog.com is an authorized Atomic Aquatics dealer and a dive shop in Irvine, California, since 2003. Call 888-701-4017 or start a chat if you have questions about sizing or BCD compatibility before you order.
- Back-inflation design uses double-laminated, polyurethane-coated fabric that resists abrasion and sheds water.
- CAM-LOK tank band with a rigid molded tank pad and CNC-machined hardware secures the cylinder.
- Removable weight pockets hold up to 10 lb per pouch for quick ballast release.
- Hydrodynamic trim pockets hold up to 5 lb per pocket to keep the profile streamlined.
- Concealed carrying handle aids surface and underwater handling.
- Self-sealing zipper blocks sand and grit from the mechanism.
- Corrosion-resistant D-rings are 316 stainless steel with a Titanium PVD coating.
- SS1 Safe Second/Inflator breathes like a primary regulator with a high-flow design.
- Pneumatic and oral inflation on the SS1 use large ergonomic buttons and an integrated flexible purge cover.
- Removable SS1 quick-disconnect lets the second stage detach from the BCD for transport or storage.
- Universal SS1 adapter system fits virtually any BCD brand.
- Titanium lever and 50% EAN compatibility resist corrosion and support nitrox diving.
| Brand | Atomic Aquatics |
| Product Type | Back Inflate BCD with Safe Second Inflator Package |
| BCD Model | BC2 |
| BCD Sizes | S, M, M/L, L, XL |
| SS1 Colors | Titanium Black, Red, Yellow, Blue, Pink, Aqua, Purple |
| SS1 EAN Compatibility | Up to 50% oxygen |
| SS1 Service Interval (Stainless) | 2 years / 300 dives |
| SS1 Service Interval (Titanium) | 3 years / 300 dives |
| BCD Weight Pocket Capacity | Up to 10 lb per pouch |
| BCD Hydrodynamic Pocket Capacity | Up to 5 lb per pocket |
| Tank Attachment | CAM-LOK band with rigid molded tank pad and CNC-machined hardware |
| D-rings | 316 stainless steel with Titanium PVD coating |
| MPN | 99-3000-SM-14-0009-3P |
Frequently Asked Questions
How should a scuba BCD fit?
A BCD should fit snugly enough that it does not ride up toward your ears when inflated, while still letting you breathe fully. Fasten the waist and cummerbund first, then adjust the shoulder straps so the tank sits close to your back and the shoulders cannot slide off. With the BCD fully inflated at the surface you should still be able to take a deep, comfortable breath; if it squeezes your chest, loosen it or move up a size.
How do I rinse and care for a BCD after diving?
Rinse the outside in fresh water and also flush the inside of the bladder, because salt water gets in through the inflator and dump valves. Fill the bladder roughly a third full of fresh water through the oral inflator, slosh it around, then drain it out through the inflator and each dump valve. Hang it to dry out of direct sunlight and store it partially inflated so the bladder walls do not stick together.
Should I use integrated weights or a weight belt?
Integrated weight pockets carry the lead in the BCD itself, which many divers find more comfortable and easier on the hips, while a weight belt keeps the weight independent of your BCD. Either way, you must be able to release your ditchable weight quickly with one hand, and your buddy should know how your system releases. Non-ditchable trim pockets are useful for balance but should never hold weight you might need to drop.
How do I pack a BCD for travel?
Make sure the BCD is completely dry inside and out before packing so it does not mildew in transit. Remove all weights, deflate it fully, and fold or roll it around softer items such as a wetsuit to cushion the inflator and valves. Avoid hard creases in the air cell, and unpack and air it out as soon as you arrive.
When does a BCD need to be serviced?
Follow the service interval in the manufacturer's manual, which is commonly an annual inspection alongside the rest of your life-support gear. Have the inflator, dump valves, and bladder checked any time the inflator sticks, free-flows, feels rough, or the BCD holds air poorly. Between services, confirm that it inflates and deflates properly as part of every pre-dive check.
What is the difference between a jacket-style and a back-inflate BCD?
A jacket-style BCD holds air in panels that wrap around your sides as well as your back, while a back-inflate BCD keeps the entire air cell behind you. Jacket styles tend to feel very stable and upright at the surface, and back-inflate styles keep the chest clear and are often preferred for horizontal trim underwater. Neither is objectively better, so treat it as a fit and preference decision and try both if you can.
Will my BCD fit any scuba tank?
Most recreational BCDs use an adjustable cam band sized for common single-cylinder diameters, so standard aluminum and steel tanks generally work. Re-check the band tension after the first wetting, because webbing can relax slightly and let the tank shift. If you dive doubles or unusual cylinder diameters, confirm compatibility with the manufacturer before assuming it will hold.
What is the service interval for the SS1 Safe Second Inflator?
The SS1 requires factory service every 2 years or 300 dives (stainless steel) and every 3 years or 300 dives (titanium).
Can the SS1 be used with nitrox?
Yes. The SS1 is compatible with enriched air (EAN) up to 50% oxygen.
Is the SS1 compatible with BCDs from other brands?
Yes. The SS1 uses a patented adapter system that lets it connect to virtually any BCD brand, not only Atomic Aquatics BCDs. It also has a removable quick-disconnect so it can be detached from the BCD for transport or storage.
What material options does the SS1 come in?
The SS1 body is built from corrosion-resistant metal with a titanium lever that resists rust and corrosion; SS1 color options are listed above.


































