[Specific Compatibility]The 905-212 Kit, 905-052 Kit and 765 EVB Canopy are compatible with 765-1 PVB 1inch & 1-1/4inch Backflow Preventer and Vacuum Breakers. Package includes Nut, Canopy, Bonnet Assembly, Poppet Assembly and Check Assembly. [Strong Function]The high-quality bonnet material can protect valve bodies from water leakage and freeze damage. The 905-052 Check Valve Assembly Repair Kit can prevent contaminated water from entering the clean water supply system. The canopy can a one. [Easy Installation]Easy to install, only need a screwdriver. You just need screw out the old one and re-screw the parts in order. Installs in your existing brass body, you can reuse the brass hood. You can replace the bonnet yourself. It literally takes a few minutes and save your money doing it yourself. [Superior Material]Made of high-quality ABS material, steel, copper, rubber and aluminum alloy. With strong durability, corrosion resistance and anti-rust performance. Better quality allows it to be used for a longer time. Colour:As Shown Material:ABS+metal Package Contents: 1x 905-052 Bonnet & Poppet 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.