Check the listing for details. Rifle Scope Lens Cover Flip Up Cap Objective Lid Quick Spring Protection. Color: Black, Condition: New. Listed at 5.99 USD. Rifle Scope Lens Cover Flip Up Cap Objective Lid Quick Spring ProtectionQuantity:1pc Brand new with high quality Flip-open design. Protect your scope lens from scratches or dust. Material: Plastic Color: Black Pay Attention: 1.The caliber size is the internal size of the cover, also is for the external diameter of the scope, before you buy it, you need to measure the diameter of your scope. 2.Please note cover is sold in single. Caliber: 25 difference size for you choose:25.5MM,28MM,30MM,34MM,35MM,36MM,38MM,39.8MM,41MM,42MM,43MM,44MM,45MM,46MM,47MM,50MM,51MM,53MM,57MM,59MM,62MM,64MM,66MM,67MM,69MM Package included: 1pc Lens Cover Notice: 1.1cm=10mm=0.39inch. 2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering. 3.Please understand that colors may exist chromatic aberration as the different placement of pictures.