Lincoln Service Parts 1 › Lincoln Electric 9SM22154-1 AIR BOX M22154-1 Lincoln Electric 9SM22154-1 AIR BOX M22154-1 Sale Price: $309.42 Original Price: $355.83 AIR BOX PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! AIR BOX PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1