Choose the model Round ring 4x20 mm Round ring 8x40 mm Round ring 8x50 mm Round ring 8x60 mm Round ring 10x60 mm Round ring 10x80 mm Round ring 5x30 mm Round ring 5x25 mm Round ring 5x35 mm Round ring 6x30 mm Round ring 6x40 mm Round ring 6x50 mm Round ring 6x60 mm