One pack of 4 steel barbs.
Carbon steel clamp style barbs.
Heavy Duty steel with zinc plating. 
1/2 male npt threaded end.
1/2 hose end barb. Will fit 1/2 blast hoses.
Includes USA shipping, USA sales only.
💦 Easy install.
Lubricant barb end and inside  hose with soapy water, dish soap is fine.
Once lubricated press barb onto hose end. Push down to the base of the barb. Install worm clamps or steel claw clamps. Allow to air dry before use.💦
This is a wear item no warranty.