Lincoln Service Parts 1 › Lincoln Electric 9SM21251-1 TOP EXTRUSION M21251-1 Lincoln Electric 9SM21251-1 TOP EXTRUSION M21251-1 Sale Price: $77.79 Original Price: $89.46 TOP EXTRUSION PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! TOP EXTRUSION PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1