Fits C lids only
Replacement cap only for aftermarket check valve.
For surge bucket milker C lids Rubber tip pops on.
It does not screw on like the original check valve. DOES NOT fit original Surge check valve.
Only fits check valves as shown in detail image.
Included in our surge pulsator rebuild kit
this item is not returnable complete
check valve available - see link below
11/23