The Redfield 2-Piece Rotary Dovetail Base were designed for use with Redfield's Steel Rotary Dovetail Rings. This two-piece base may look simple but it is just another example of Redfield's commitment to delivering premium-quality products at an affordable price point. If you are looking for two-piece mounting base that won't weigh you down or break the bank look no further than this Redfield 2-Piece Rotary Dovetail Base. Machined from solid steel with an eye to precision this base will keep your scope in place no matter what kind of challenges you encounter.