Lincoln Service Parts 2 › Lincoln Electric 9SS23781 IDLE ROLL ARM REPLACEMENT KIT S23781 Lincoln Electric 9SS23781 IDLE ROLL ARM REPLACEMENT KIT S23781 Sale Price: $319.50 Original Price: $367.43 IDLE ROLL ARM REPLACEMENT KIT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! IDLE ROLL ARM REPLACEMENT KIT PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1