2 Pcs Step Up Adapter Ring: 1 Pcs 52mm-67mm & 1 Pcs 46mm-52mm Adapter ring is suitable for filters, close-up lenses and other attachments to lenses with different filter thread sizes The Bower 52-67mm Step-Up Adapter Ring easily screws onto the front of any 52mm Lens, and allows you to convert to the 67mm threads of accessory items (such as filters, hoods, flashes and lens converters) The 46-52mm ring adapter easily screws onto the front of any 46mm lens, and converts the thread size of your lens to the thread size of any other 52mm accessory (such as filters, hoods, flashes and lens converters). Camera and filter no include. Product Name: Step Up Adapter Ring Color: Black 52mm-67mm: Material: Metal Male Thread: 52mm/2 inch Female Thread: 67mm/2.6 inch Size(Approx): 69 * 6mm/2.7 inchx 0.24 inch(Max.D*H) 46mm-52mm: Material: Aluminum Male Thread: 46mm/1.8 inch Female Thread: 52mm/2 inch Size(Approx): 54 * 5mm/2.1 inchx 0.2 inch(Max.D*H) Package Contents: 2 * Step Up Adapter Ring Only the above package content, other products are not included. 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.