GSCU-06-04
Camozzi GSCU-06-04 Flow Control Valve GSCU0604 (Pack of 9)
A nice touch with these inserts is the way they prevent scratches on painted items.
Camozzi GSCU-06-04 Flow Control Valve GSCU0604 (Pack of 3)
A nice touch is the DSP RICHAUTO label, which signals a solid choice for your shop.