Lincoln Service Parts 2 › Lincoln Electric 9SS31227-34 COVERPLATE FILTER S31227-34 Lincoln Electric 9SS31227-34 COVERPLATE FILTER S31227-34 Sale Price: $105.97 Original Price: $121.87 COVERPLATE FILTER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! COVERPLATE FILTER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1