PX-7 Spare Parts Kit #3Spray Foam Equipment PX 7 Spare Parts Kit # 3 The PX 7 Spare Part Kit includes the following: QTY of 4 Screen 80 QTY of 2 Seal, Screen Screw QTY of 1 Rear Packing QTY of 1 Trigger Rebuild Kit (200616) QTY of 1 Cylinder Piston Rebuild Kit (200615) QTY of 2 Gasket, Coupling Block QTY of 2 Check Valve Assembly QTY of 2 Manual Valve Assembly (GU 020) QTY of 1 Manual Valve Software Kit (KT 020) QTY of 1 Module Kit # 3 (200549) QTY of 1 Valving Rod (200377)