Watts 909 3 4 1 1st Check Valve Repair Kit for LF909 Backflow Preventer, 3 4 in to 1 in Compatible Valve Size G1686194 Head Weight 6 lb Head Head Weight 6 lb Head Material Steel Handle Material Steel Handle Design Nonslip Grip Tether Capable Tether Capable Handle Color Black Head Color Hi Visibility Green Features Lanyard Hole they have excellent strength to handle high pressure applications Watts 909 3 4 1 1st Check Valve Repair Kit for Watts Series LF909 backflow preventers (3 4 in to 1 in valve size) Brand Watts Manufacturer Part Number 909 3 4 1 1st Check Kit Product Type First Check Valve Repair Kit Compatible with Series RK 909 Compatible with Mfr