2240 Project: I had no idea there were so many aftermarket parts available! Mine's definitely not up to the standards of some custom-jobs I've seen online, but I'm pleased with how it
PT-85 - Air Pistols - Airgun Spares - Gun Spares
G23520 Rear Valve Seal for GAMO P23 and PT-80 [G23520] - $2.95 : JG Airguns, LLC