This is a full rubber repair kit for the 4" Febco 860 Series reduced pressure zone backflow preventers. This kit includes rubber parts for the complete backflow preventer. No special tools are required for servicing. Genuine Febco repair parts.
**Notice: The original Febco 860 and LF860 use different parts. Please be sure which model you have before ordering. The LF860 can be identified by an epoxy coated relief valve body. The original 860 had a bronze relief valve body.