Aero Precision Ultralight Scope Mount Extended Anodized Black 1in. Aero Precision constructed these Rifle Scope Bases & Rails from anodized aluminum for a lightweight yet rugged build that is highly-resistant to corrosion and wear. The rear ring on this Aero Precision Ultralight Rifle Scope Mount Extended is pushed forward for extra eye relief and the cross-slot keyway provides plenty of protection against recoil ensuring you can use this mount with powerful calibers. Grab an Aero Precision Ultralight 1in Scope Mount Extended to attach a scope to your gun with precision and ease. Specifications for Aero Precision Ultralight 1in Extended Scope Mount: Manufacturer: Aero Precision Color: Black Finish: Black Anodized Fabric/Material: 6061-T6 Aluminum Quantity: 1 Base/Mount Type: Cantilever Ring Mount Tube Diameter: 1 in Gun Model: AR-15 Weight: 3.07 oz Condition: New Country of Origin: USA Features of Aero Precision Ultralight 1in Scope Mount Extended: Designed to fit AR type upper receivers with Mil-Spec 1913 Picatinny rails Rear ring is pushed forward 1in resulting in better eye relief Cross-slot keyway that offers excellent recoil protection Package Contents: Aero Precision Ultralight 1in Extended Scope Mount Aero Precision APRA210400: Ultralight Scope Mount Extended Anodized Black 1in