Lincoln Service Parts 1 › Lincoln Electric 9SL12743 HEATSINK BASE L12743 Lincoln Electric 9SL12743 HEATSINK BASE L12743 Sale Price: $92.00 Original Price: $105.80 HEATSINK BASE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! HEATSINK BASE PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1