Interstate Pneumatics FL166 Easy Lock Brass Hose Fittings, Connectors, 3/8" Push-lock Barb X 3/8" Male Npt End

Easy-Lock Fittings are designed for use with Easy-Lock hose. The special design of the barb allows it to be secured to Easy-Lock or equivalent hose without using ferrules or hose clamps.

Note: Easy-Lock Fittings are designed to be used only with Easy-Lock hose (or equivalent "Lock-On" type hose.