uxcell 40.5mm-55mm 40.5mm to 55mm Black Step Up Ring Adapter for Camera Product Name : Step Up Adapter Ring;Lens Side : 40.5mm / 1.6" Filter Side : 55mm / 2.2";Total Size : 57 x 6mm / 2.2" x 0.27" (D*T) Material : Metal;Color : Black Weight : 6g Package Content : 1 x Step Up Adapter Ring