Hollis Over Pressure (OP) Pull Dump Valve

Quick answer: This is a BCD accessory from Hollis.

Why it's worth a look

Pockets, inflators, straps and extensions let you dial in a rig that works with your body instead of against it. Extensions and larger pockets can make a real difference for bigger divers.

Specs

• Brand: Hollis
• Material: Polycarbonate Plastic and Steel
• Compatibility: Hollis BCD's
• Activation: Manual Pull Cord, Over Pressurization of BCD Bladder

Before you buy

Confirm it's compatible with your exact BCD model before ordering. Read Why Does My BCD Ride Up?. More options: BCDs for Big, Tall & Broad-Chested Divers.