Barska Rifle Scope Rings - 30mm w/ 1in Insert High Height Picatinny Rail See-Through Base . These Riflescope Rings from the expert product specialists at Barska are fashioned working with heavy duty and reliable resources as a way to provide you with product that will be effective for countless years. Made using some of the best available materials and construction these Riflescope Rings through the product specialists at Barska can last an incredibly long time. Specifications for Barska Rifle Scope Rings: Manufacturer: Barska Ring Quantity: Single Condition: New Gun Make: Ruger Features of Barska Rifle Scope Rings Ring Style Weaver Style / Picatinny Style Height .69in Diameter 1in Overall 1.44in Accessory Rail none Body Material Aluminum Finish Black Matte Package Contents: Barska Rifle Scope Rings (Two Except Ruger ) Allen Wrench Barska Rifle Scope Rings - 30mm w/ 1in Insert High Height Picatinny Rail See-Through Base - AI11480