Hawke Sport Optics Universal Weaver Base Black. This Hawke Optics rifle scope mount extends to over 127mm long allowing you to mount plenty of scopes and accessories to your firearm. Hawke Optics Universal Black Weaver Scope Base is made from durable aluminum with an attractive black finish making the Rifle Scope base extremely tough. Hawke Sport Optics helps you expand the possibilities of your firearm with the Hawke Universal Aluminum Weaver Accessory Base. Specifications for Hawke Sport Optics Universal Weaver Bases: Manufacturer: Hawke Sport Optics Color: Black Finish: Anodized Fabric/Material: Aluminum Gun Rail: Weaver Cant: 0 MOA Gun Type: Rifle Gun Make: Universal Gun Model: Universal Length: 5 in Height: 9.5 mm 1 in Weight: 1.3 oz Features of Hawke Sport Optics Universal Weaver Bases Universal Weaver Base Package Contents: Hawke Sport Optics Universal Weaver Bases Hawke Sport Optics 22406: Universal Weaver Base Black