Add to Cart Best Welds Best Welds MIG Gun Nozzle, 1/8 in Recess, 1/2 in Bore, Tweco Style 21, Self-Insulated, Copper (1 EA / EA) MSRP: Now: $7.82 Was: Industry part number easily recognizableMeets or exceeds OEM quality and performance 900-21-50 Add to Cart