FEBCO
Febco 905-175 spring module kit FRK 860/880V SM1 8 - 10 backflow 905175
What stands out about the 4176597-4oz is the smooth operation.
New NOS Febco Total Valve Rubber Parts Repair Kit FRK 825Y-RT 3/4 - 1-1/4"
A nice touch for the 2N, 8N, 9N 1939-1950 is the adjustable rear wheel spacing for different crops.
FEBCO 765-2 PRESSURE VACUUM BREAKER BACKFLOW PREVENTER 2" A8823 146-93A
What stands out about the CV-40-165 is its straightforward design without unnecessary extras.