These bases complement and relentlessly support your rings of choice. Our extensive line of base options provides a precision fit to custom match your firearms. Each Weaver base is machined to tight tolerances for a custom fit. These Aluminum bases offer maximum strength for rings to hold tight. Fits the following models: CVA Round Receivers (Post 1996) | Traditions In-Line Buckhunter Round Receivers & Peder Soli.Specifications and Features: Material: Aluminum Style: Weaver Fits: CVA Round Receivers (post '96 models)(Front & Rear) Traditions In-Line Buckhunter (round receivers), & Peder Soli(Front & Rear) This is a 2 pack. Mounting Hardware Included.