I could not find a Miller part so I called and was able to locate a hard to find part which they shipped and received in a few days.
Sumner 783503 BACKING PLATE WELDMENT
Sumner 783503 BACKING PLATE WELDMENT
Sumner Part Number 783503 as indicated in the CARRIAGE ASSEMBLY DIAGRAM.
BACKING PLATE WELDMENT
Manufacture: Sumner
Regular price
$25.15
Regular price
Sale price
$25.15
Unit price
/
per