The MR140 Handle is the replacement handle component for CK Worldwide's MR140 water-cooled micro TIG torch system. This handle connects to the power cable and provides the foundation for the torch's interchangeable head system. Key specifications and compatibility: 140 amp water-cooled capacity Compatible with MR140 micro torch system Thread pattern: Front 3/8" x 32, Rear 5/16" x 24 Works with interchangeable 45°, 90°, and 180° heads Compatible with .040" (1.0mm), 1/16" (1.6mm), and 3/32" (2.4mm) collet sizes Manufacturer SKU: 140H Compatible Consumables MR90H — 90° Head MR45H — 45° Head MR180H — 180° Head MR040C — .040" (1.0mm) Collet MR116C — 1/16" (1.6mm) Collet MR332C — 3/32" (2.4mm) Collet MR4A — Alumina Cup MR4P — Clear Cup MRHB — Handle Bushing MRTI — Insulator Tube This handle is specifically designed for the MR140's compact design requirements, making it ideal for precision welding applications where space is limited. The handle integrates with CK's micro torch system for applications requiring exceptional maneuverability in tight spaces.