Question: are weaver and dovetail the same?
Answer: 3/8" dovetail rails are a common, standardized style within the rimfire industry and are inexpensive to machine into the firearm's frame. Weaver rails and Picatinny rails are visually similar but are not always interchangeable. ... Weaver slots are also smaller than Picatinny slots at . 180" (Picatinny rail slots are .