Item Details: 100% brand new and high quality Made of high quality material, durable and practical to use Pump Replacement Kit Pressure:30mpa/300bar/4500psi A perfect and practical replacement parts for hand operated Air pump, PCP pump, etc. Optional Types: Simple, Set A, Set B (As pictures show) Set A: Gas nozzle screw with plug Set B: Silicone oil with plug screw and piston head Material: NBR/Copper Main Color: Black(As pictures show) Size: As pictures show Package Contents(Optional): 1 Set * Pump O-Rings Spare Kit