Lincoln Electric 9SS18393-1 S18393-1 POLARITY SWITCH ROTOR & SHAFT ASBLY Sale Price: $41.45 Original Price: $47.67 POLARITY SWITCH ROTOR & SHAFT ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! POLARITY SWITCH ROTOR & SHAFT ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1