Description
This Butler Creek flip-up Eyepiece lens cover opens at the touch of your thumb and features a watertight friction mount and semi O-ring that securely anchors the cover, sealing out dust and moisture. The ocular lens covers feature a large push button for quick spring loaded opening when you want to keep your optics protected until the perfect shot presents itself. To select the correct cover, refer to the scope’s owners manual or measure the outside diameter with calipers and select the closest measurement from the table below that is .01″ under to .025″ ( .25mm- .64mm) over the measurement you get . Butler Creek Flip-Up Eyepiece Lens Covers Diameter (mm) Diameter (inches) Cover 33.0 1.300 3A 34.1 1.341 1 35.3 1.388 3 36.4 1.432 5 37.0 1.457 7 37.3 1.468 9 37.7 1.485 9A 38.5 1.516 10 39.4 1.550 11 39.9 1.570 13 40.8 1.605 14 42.2×36.8 1.66×1.45 15 42.2 1.660 16 42.5 1.675 17 43.2 1.700 18 43.9 1.730 19 45.1 1.775 20
