Piston and breech seals (one each) for Crosman NP rifles such as the Blaze, Crusher, DPMS Classic A4, Fire, Fury, II, Genesis, Incursion, MTR77NP, MTR77NPC, Nitro Venom, Phoenix, Silver Fox, Stealth, TR77NP, TR77NPS, Vantage, Varmint.

NOTE: Will NOT fit 'NP2' powered rifles.