905-212 1" & 1-1/4" Bonnet and Poppet Assembly Repair Kit,Fits for febco PVB Model 765CBV & 765DBV -1" & 1-1/4"
Bonnet & Poppet of high quality ABS plastic; Stem and Spring of heavy duty steel and brass; O-Rings of rubber, all for professional level reliability and durability, provides a long-term service.
Be careful not to tighten the small nut too tightly, just twist it by hand, just to fix the metal bell on the device, and keep a certain tension.
