Relay Valve, RG-2, Midland (1)| Valve-Quick Release (1)| Valve-Solenoid,4 Way, 12 V (1)| Bushing-Reducer,1/2 M-NPT - 1/4 F-NPT (1)| Elbow, 90 Street (1/4-NPT) (1)| Elbow, 90 Street (3/8-NPT) (2)| Elbow-3/8 TB, 1/4 M-NPT (1)| Elbow-3/8 TB, 3/8 M-NPT (7)| Tee-Branch, 1/4 M-NPT, 3/8 Tube (1)| Tee-Run, 1/4 M-NPT, 3/8 Tube (1)| Assembly-Air BrakeHOSE (26 inch) (2)| 5/16 X 1 UNC Hex Cap Screw (Gr 8) O&P (4)| 10-32 X2 Round Head Mach. Screw (2)| 5/16 UNC Hex Nut (GR B) O&P (4)| 5/16 Lock Washer Oil&Phos (4)| 10-32 Kep Nut (2)| (800A0303) For Standard Air Control Box - Loose Parts Kit (1)| (800A0304) For Standard Air Control Box - Loose Parts Kit (1)