Lincoln Electric 9SS10842-16 S10842-16 POLARITY SWITCH ROTOR ARM ASBLY Sale Price: $90.62 Original Price: $104.21 POLARITY SWITCH ROTOR ARM ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! POLARITY SWITCH ROTOR ARM ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1