Key features

• •Brand New - Unused Parts
• •Compatible with model 3/4 Inch to 1 Inch for Zurn Wilkins 975XL and 975XL2 Backflow Preventer
• •This Kit include Parts as below: 1*Check Seat O-Rings, 2*Check Seats, 2*Retaining Bolts, 2*Seal Ring Retainers, 2*Seal Rings, 2*Poppets, 1* Check Spring, 2*Cover O-Rings, 1* #2 Check Spring, 1*Relief Valve Stem O-Ring, 1*Relief Valve Seat O-Ring, 1*Relief Valve Seat, 1* Spring, 1* Retaining Bolt, 1* Seal Ring Retainer, 1* Seal Ring, one Lower Plunger, 1* Diaphragm, and 1* Upper Plunger.
• •Material: made of materials with excellent performance and longer service life, it has strong durability, corrosion resistance and rust resistance. High quality materials make it long-term use.
• •Function ：After replacement, the water leakage caused by the oxidation of the parts can be solved.