Bernard AccuLoc-S Diffuser for Miller MDX-250 MIG Gun Package of (2)

Optimized Wire-Feeding: The contact tip is aligned and centered with the liner lock when the diffuser is tightened creating a flawless wire-feed path. Reduces burnbacks, bird-nesting, and erratic arc. Quick Replacement: Coarse thread speeds contact tip replacement. Tapered Connection: Tapers lock the contact tip to the diffuser and the diffuser to the neck for excellent electrical conductivity. Cooling Tail: Contact tip tail is cooled inside the diffuser by shielding gas. Fewer Parts, More Accuracy Compatible with Miller MDX-250 MIG Guns and Bernard BTB MIG Guns. Reduces your consumables inventory and the potential for replacement errors.