Product Name : Step Down Adapter Ring;Lens Side : 52mm/ 2"
Filter Side : 49mm/ 1.9";Total Size : 55 x 6.5mm/ 2.2" x 0.26" (D*T)
Material : Metal;Color : Black
Weight : 7g
The 52mm-49mm ring adapter easily screws onto the front of any 52mm lens, and converts the thread size of your lens to the thread size of any other 49mm accessory (such as filters, hoods, flashes and lens converters)
Package Content : 1 x Step Up Adapter Ring
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.