This Leupold Mark4 LR/T 8.5-25x50mm M1 Tactical scope drastically improves optical performance, mechanical function, and durability. Outstanding accuracy, legendary ruggedness, and absolute waterproof integrity. Leupold Mark 4® Long Range/Tactical riflescopes are excellent choices for both long-range hunting and varminting. Likewise long-range competitive shooters and members of the Fifty Caliber Shooters Association – men and women who shoot competitively at ranges of 600 yards or more – rely on the accuracy and durability of these scopes.See overview of each product for more detailed information on hunting, shooting, and competition applications.