The Aqua Lung Black Diamond Buoyancy Compensator with Surelock I - Military Version is fitted with a wing style bladder that allows air to travel completely around the back pack. Air transfers easily from one side to the other for greater stability.

The Aqua Lung Black Diamond Buoyancy Compensator with Surelock I - Military Version is fitted with a wing style bladder that allows air to travel completely around the back pack. Air transfers easily from one side to the other for greater stability.

The Aqua Lung Black Diamond Buoyancy Compensator with Surelock I - Military Version is fitted with a wing style bladder that allows air to travel completely around the back pack. Air transfers easily from one side to the other for greater stability.

The Aqua Lung Black Diamond Buoyancy Compensator with Surelock I - Military Version is fitted with a wing style bladder that allows air to travel completely around the back pack. Air transfers easily from one side to the other for greater stability.

The Aqua Lung Black Diamond Buoyancy Compensator with Surelock I - Military Version is fitted with a wing style bladder that allows air to travel completely around the back pack. Air transfers easily from one side to the other for greater stability.

The Black Diamond Buoyancy Compensator is the be all, do all buoyancy compensator for the serious diver. From Tech to Rec the Black Diamond will meet all of your demands and do it well.

Scubapro's Classic Unlimited Buoyancy Compensator excels in comfort, durability and fit. Due to its stabilizing design, the Scubapro Classic Unlimited delivers exceptional buoyancy, high-lift capacities and outstanding stability both on and beneath the surface.