The Redfield 2-Piece Steel Twin Rotary Dovetail Base was precision-crafted from high-quality and durable materials to give you a sturdy mounting base for your favorite rifle scope. Additionally these dovetail bases come in a variety of sizes for use with many different weapons. Crafted from aircraft-grade steel the Redfield 2-Piece Steel Twin Rotary Dovetail Base delivers a level of strength and recoil resistance that few of its competitors can match. As an added bonus you receive all that strength and durability without any added weight. If you need a lightweight but strong mounting base look to the Redfield 2-Piece Steel Twin Rotary Dovetail Base.