Miller Electric 230052 KNOB, .840 DIA X 6MM ID W/SPRING CLIP-4.5 Sale Price: $9.22 Original Price: $10.60 KNOB, .840 DIA X 6MM ID W/SPRING CLIP-4.5 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Quantity: Add To Cart Added! KNOB, .840 DIA X 6MM ID W/SPRING CLIP-4.5 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1