The Bernard® BTB 400 amp air-cooled MIG gun with a Miller® style connection, is compatible with several high performing consumable lines including AccuLock™, Centerfire™, Quick Tip™ and TOUGH LOCK™ for 0.045" (1.2 mm) wire and a QUICK LOAD™ Liner AutoLength™ System. Bernard has moved all of its best handles, necks, consumables, liners and cables into its new Bernard BTB MIG Guns. Enjoy industrial-grade performance and durability along with an industry-leading 1 year manufacturer’s warranty on these semi-automatic air-cooled MIG guns. This model features a comfortable C Series Straight handle with a standard trigger and a fixed, medium 60-degree neck. It also includes a Hytrel® Polymer Cable that is 15 feet long and has a Miller® power pin.