uxcell 77mm to 82mm Step-Up Filter Ring Adapter for Camera Lens Product Name : Step Up Adapter Ring;Material : Metal Male Thread : 77mm/3.03";Female Thread : 82mm/3.2" Size(Approx) : 83 x 7mm/3.2"x 0.28"(Max.D*H);Color : Black Weight : 9g Package Content : 1 x Step Up Adapter Ring