Sea-Dog Stainless Steel Deck Plate - 3" [335653-1]Stainless Steel Deck Plate 3" Use with Sea Dog Deck Plate Keys 335680 or 335699 (not included). Use anti seize lubricant to protect threads from galling. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.