Buddy bottle valve protective cap.
Universal 1/4″ BSP Fit. BSA Superten, R10, Theoben Rapid , Logun S16, S16s, etc 200/280/400/500cc Buddy Bottle Valves.
Machined from tough black Delrin, and designed to completely protect all sensitive parts of the Buddy Bottle Valve when the Buddy Bottle is stored off the rifle.
Safety vented to prevent pressure build up from a leaky valve.