This is a brass fitting especially adapted to use large bore Tygon tubing with the B-300F UHA, B-300F STG UHA or B-500F STG UHA, 6 mm and 4 mm fuel pumps and valves.
It is designed to be used on the suction side of fuel systems where push-to-connect devices have to be secured.
The fitting is made of a brass tube with a welded single barb. A large 1/2" zone allows plenty of room for safety wiring with a thin nose plier.
Inserts in 6 mm or 4 mm push-to-connect fittings.