Lotos Technology MSG094 Spool Gun for Aluminum Welding for Lotos MIG Welders MIG140, Black Review Mutantra July 14, 2019 July 14, 2019 No Comments on Lotos Technology MSG094 Spool Gun for Aluminum Welding for Lotos MIG Welders MIG140, Black Review 9ft 4 prong MIG spool gun with 1lb Φ0.9mm Aluminum welding wire installed; It only works for genuine Lotos MIG welders