Compatible With: The 905-052 765 check valve assembly repair kit fits perfectly for 1inch-1 1/4inch Model 765 Pressure Vacuum Breakers. Strong & Long-Lasting: With precise CNC process manufacturing, ensuring easy installation and removal. The check valve assembly is made of high-quality metal and plastic with a layered technical structure for extra durability and sturdiness, which is impact-, and - for professional-level reliability and durability. Good As New: Troubling with leaking valve? This upgraded check valve assembly repair kit exceeding standards can effectively help to repair the check valve and prevent contaminated water from entering the clean water supply system. Protect your water supply system for long-term and reliable performance. Easy Installation: When it comes to installing this check valve assembly, no special tools are required. Simply close the valve and open the test valve to release the residual pressure then replace the defective valve, clean, and grease before you install all the components. Then you can turn on the outlet valve, completing the repair. Color: As Shown Material: Plastic + Gold Package Contents: 1 * Check Valve Component Repair Kit 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.