Two female dovetails on each side of the single clamp. Allows mounting D Series male dovetails to V Series male dovetail. Split clamp design grips the dovetail bar along the entire surface of the saddle and will not dent or scratch the dovetail bar. The dovetail clamp has a large locking knob for tool free operation, spring loaded jaws, anodized aluminum and stainless steel construction. DPA- VPA-FF 2.5? Long, 4? Wide, 1? Thick, Wt. 12 oz.