uxcell Rubber Spring Loaded TC Shaft Oil Seal 50x72x7mm Product Name : Shaft Oil Seal;Model : TC Material : Polyurethane, Rubber, Steel Spring;External Diameter(Approx.) : 72mm/ 2.83" Inner Diameter(Approx.) : 50mm/ 1.97";Thickness(Approx.) : 7mm/ 0.27" Color : Black;Weight : 24g Package Content : 1 x Shaft Oil Seal