Replace with new trigger valve and plunger valve assembly Compatible with NR83A and NV83A series framing Compatible with: RHF9021NS Plunger Valve and Trigger Manifold Plunger Valve Part Numbers # 884-111 and 877-337 Colour:As shown Material:Metal + Plastic Package Contents: 1 x SP-P1 SP-P2 Plunger Valve and Trigger Manifold nailer parts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.