This Swarovski X5i 5-25x56 riflescope with BRM-I+ reticle features newly designed turret and inversion systems built with stainless steel components, a patent pending spring retention and lever system, 80 clicks per revolution, rugged main tube with built up wall thickness, elevation turret with viewing window, subzero allowing 40 clicks below a pre-set zero, parallax correction from 50m to infinity, and Swarotop, Swarodur, and Swaroclean coatings. 30mm main tube Elevation and windage turrets are large and easy to adjust, with solid, tacticle clicks, visible markings, and turn indicators The new spring retention system in the scope turrets enabled the X5/X5i to reach a higher adjustement range. Return lever design ensures constant pressure in each position of the inversion system, guaranteeing maximum precision across the entire spectrum of turret adjustment Parallax turret facilitates quick focus and parallax adjustment Optical design optimized for maximum performance across entire magnification range Illumination unit (X5i models only) is ergonomically designed with simple and effective controls DEMO products may or may not include accessories.