The Hawkins Precision Heavy Tactical scope rings where designed with the competitive shooter in mind. They are a larger frame scope ring designed to have extra rigidity and more features. They come standard with a 4.6″ or 3.6″ long top picatinny rail and an offset level cap so the shooter can see their level from their shooting position without breaking their cheek weld. The top rail gives you the ability to mount a laser rangefinder, a dope card or any other accessory you may need. The Heavy Tactical Scope Rings rings come in 34mm, 35mm, or 36mm.