Lincoln Electric 9SS21400-41 S21400-41 RATING PLATE (ALT FREQ 2) Sale Price: $40.57 Original Price: $46.65 RATING PLATE (ALT FREQ 2) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! RATING PLATE (ALT FREQ 2) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1