Uxcell Rubber Oil Filter Seal O Rings Gaskets (10 Piece), Black, 12mm x 6mm x 3mm Product name : O ring; material : rubber Color : Black; outside diameter : 12Mm/0. 47" Inside diameter : 6Mm/0. 24"; thickness : 3Mm/0. 12" Weight : 4G Package Content : 10 pcs x O rings