Delivering clarity at critical times makes the Steiner H4Xi 4-16x56mm Rifle Scope your best choice for long-range precision. Proprietary lens coatings creates high light transmission for incredible contrast to squeeze every bit of light from early morning to late in the day. 4x zoom gives you a maximum range and eliminates any tunneling effect to deliver the best image possible to your eye. High-grade 30mm aluminum tube has the strength and stability to withstand repeated high caliber rounds. Capped, low profile turrets adjust the illuminated Plex S1 reticle for more precise aiming.