uxcell 49mm-43mm 49mm to 43mm Black Step Down Ring Adapter for Camera Product Name : Step Down Adapter Ring;Lens Side : 49mm/ 1.9" Filter Side : 43mm/ 1.7";Total Size : 52 x 6.5mm/ 2" x 0.25" (D*T) Material : Metal;Color : Black Weight : 9g Package Content : 1 x Step Down Adapter Ring