Lincoln Service Parts 1 › Lincoln Electric 9SM21143-14 RIGHT CASE SIDE ASBLY M21143-14 Lincoln Electric 9SM21143-14 RIGHT CASE SIDE ASBLY M21143-14 Sale Price: $414.89 Original Price: $477.12 RIGHT CASE SIDE ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! RIGHT CASE SIDE ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1