Piston seal for a number of Crosman / Benjamin air rifles.

Fits Optimus, Phantom, Quest, Shockwave, Vantage, TR77, MTR77, DPMS A4, Fire, Stealth Shot, Silver Fox, Fury, F4, Fire, Blaze, F11, Prowler, Trail, Varmint Power pack and Nitro venom.

Fits all modern Crosman and Benjamin break barrel rifles that use a spring or NP1 nitro piston

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