Easy Lock Brass Hose Fittings, Connectors, 3/8 Inch Push-Lock Barb x 1/4 Inch Female NPT End, PK 25, Interstate Pneumatics, Mfr#: FL046-25K

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.