Lincoln Electric KP4757-4 #4 GAS LENS CUP, 9/20 Sale Price: $8.98 Original Price: $9.70 #4 GAS LENS CUP, 9/20 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 2 Quantity: Add To Cart Added! #4 GAS LENS CUP, 9/20 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 2