Anarchy Outdoors Scope Base Ruger American Rifle 40 MOA Black RASB-40. The improved scope rail will allow you to maximize your scopes elevation adjustment for those long range shots and engagements. Specifications for Anarchy Outdoors Scope Base Ruger American Rifle: Manufacturer: Anarchy Outdoors Color: Black Finish: Type III Hardcoat Anodized Fabric/Material: 7075-T6 Aluminum Quantity: 1 Hand: Ambidextrous Gun Make: Ruger Gun Model: Ruger American Rifle Gun Type: Rifle Length: 5 in Width: 1 in Weight: 0.03 lb Additional Features: Recommended Torque 18-20 inch pounds Included Accessories: 4 T-10 Torque 6-48 mounting Screws Gun Rail: Picatinny Features of Anarchy Scope Base Ruger American Rifle Dimensions: 0.84" x 0.37" x 5.4" Package Contents: Anarchy Outdoors Scope Base Ruger American Rifle Anarchy RASB-40: Scope Base for Ruger American Rifle 40 MOA Black