Designed for easy repair. Magnum® PRO Robotic Guns combine a robust design with industry leading expendable parts to produce a consistent high performing arc. Single Tool Center Point (TCP) - Changing between 350A and 550A expendables does not alter the robot TCP. Robust Cable System - Cables exceed industry standards by a factor of two in durability testing. Simplified Expendable Parts Selection - 350A and 550A rated consumables are interchangeable across all gun models. HexConnect™ Gun Bushing - Ensures better electrical conductivity through full face contact as opposed to rotating connections that have single line contact. . Extended Reach - Mounting bracket is designed to optimize clearance for tough to reach welding applications.