Mounting Spare Air

Attach Spare Air securely where you can reach it. Your holster, safety leash and mounting position should allow easy deployment with your own dive equipment.

Diver underwater with Spare Air mounted on BC
Check accessibility with your full dive setup.

Choose the matching holster

The 300 / 300-N models use the 3 cu ft holster. The 600 / 600-N models use the larger 6 cu ft holster. Match the holster to your cylinder before ordering.

Shop holsters & accessories

3 cu ft mounting examples

Spare Air 300 mounted on BC shoulder strap with D-ring
Shoulder strap
Spare Air 300 mounted using BC D-rings and tank strap
BC D-ring attachment
Spare Air 300 mounted directly to tank strap
Tank-strap attachment

6 cu ft mounting examples

Spare Air 600 mounted high on shoulder with D-ring attachment
High shoulder position
Spare Air 600 mounted low on shoulder using two D-rings
Low shoulder position
Spare Air 600 mounted across waist using two D-rings
Across the waist
Diver practicing removing Spare Air from holster underwater
Practice removing your unit before diving.

Check the fit

  • Use the holster’s straps to secure it to suitable attachment points.
  • Attach the safety leash as shown in the owner’s manual.
  • Keep the mouthpiece protected and confirm you can open the holster and reach the unit.
  • Practice deployment in controlled conditions with the equipment you actually use.
Owner’s manual · PDF