The T5Xi 1-5x24 is designed as a close-combat scope. It features a 30 mm tube, 3-Gun Tactical Reticle(TM) (3TR) calibrated in 5.56 or 7.62, with true 1x eyes-open capability for situational awareness and 5x power to engage distant targets. Select model 5101 for 5.56 rounds, or 5102 for 7.62 rounds. Included Accessories: Battery, Lens Cloth, Lens Cover, Sunshade, Allen Wrench, Throw Lever Item 5101 - 5.56 Item 5102 - 7.62