Steve Copeland

Airgun Design Turbo Valve engraved Sheridan Long Barrel

AGD's Turbo Valve made its way into thousands of Sheridan based PMI pump markers, but very few factory engraved Piranha Long Barrel models were produced.

The Lords of Discipline Brief History and Copeland’s PMI Long Barrel

A brief history on the Lords of Discipline with information from Glenn Pennsinger of Hole in the Wall Paintball and Guns of Paradise.

Lords of Discipline Piranha Long Barrel

Two close up photos of a Piranha Long Barrel engraved for the Lords of Discipline and modified with an AGD Turbo Valve.