uxcell 82mm-77mm Aluminum Step-Down Filter Ring Adapter for Camera Product Name : Step Down Adapter Ring;Material : Aluminum Male Thread : 82mm/3.2";Female Thread : 77mm/2.24" Size(Approx) : 85 x 6mm/3.3"x 0.24"(Max.D*H);Color : Black Weight : 13g Package Content : 1 x Step Down Adapter Ring(Non-OEM)