Uxcell 38mm Outer Dia 5mm Thick Rubber Oil Filter Seal Gaskets O Rings (10 Piece) Product name : O ring; material : rubber Color : Black; outside diameter : 38Mm/1. 5" Inside diameter : 28Mm/1. 1"; thickness : 5Mm/0. 2" Weight : 28G Package Content : 10 x O rings