NPT 1/8″, 12000PSI，LOCKED HIGH PRESSURE GREASE COUPLE

This grease couple fits all SEA and metric zerk fittings whatever zerk is outside or inside machine.

Heavy duty steel + chromium coating are corrosion-resistant and easy-cleaning, providing coupler longer life and stable performance.

Screw the black frosted iron handle to the position you like or avoid obstacles. The grease gun coupler provide trouble-free operation.

Don’t worry about loose. Just need to change the seal gasket. Fix it instead of throwing away to save your money.