Lincoln Service Parts 1 › Lincoln Electric 9SM6574 PUSH BUTTON ASBLY M6574 Lincoln Electric 9SM6574 PUSH BUTTON ASBLY M6574 Sale Price: $223.83 Original Price: $257.40 PUSH BUTTON ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! PUSH BUTTON ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1