Lincoln Service Parts 1 › Lincoln Electric 9SM20318 UPPER CYLINDER SUPPORT ASSEMBLY M20318 Lincoln Electric 9SM20318 UPPER CYLINDER SUPPORT ASSEMBLY M20318 Sale Price: $194.84 Original Price: $224.07 UPPER CYLINDER SUPPORT ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! UPPER CYLINDER SUPPORT ASSEMBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1