Sightmark Citadel Rifle Scopes are one of the best scopes in their categories that are meant for professional, competitive, and recreational shooters/hunters who want feature-rich optics for impenetrable confidence. This line of scopes comes in 4 variants: 1-6x24, 1-10x24, 3-18x50, and 5-30x56 in both First and Second Focal Planes. You can mount these amazing scopes on a wide array of firearms, providing you with more options and versatility of shooting. All Sightmark Citadel scopes are available with 30 mm main tubes (single-piece tubes made up of aircraft-grade 6061-T6 aluminum), fully multi-coated optics, and fine-etched, red-illuminated reticle. Have a closer look at the Sightmark Citadel Riflescopes on sale at Scopelist.