Fidragon Dovetail to Picatinny Rail Adapter 11mm to 20mm Rail Adapter Low Profile Rail Mount Dovetail to Weaver Rail Base Mount 3/8" to 7/8" Converter Adapter (1 pcs)
Amazon.com : Sparwod Rifle Scope Rings Mount Heavy Duty Medium Profile Tactical Scope Weaver for 20 mm Picatinny/Weaver Rail (1 Inch, Set of 2) : Sports & Outdoors