Sealey MIG Tips & Nozzles for Powermig 2750/3500/4500/Mightymig 250 - Sealey MIG914, Pack of nozzle springs suitable for use with Powermig® 2750, 3500, 4500 and Mightymig® 250. Compatible with MB25/36 Torches. Sealey MIG914 Nozzle Spring Tb25 Pack of 2