AIM Sports Inc 12in X 0.48in Uncut Rail Blank Black Small. 31" uncut rail I your choice of lengths. The AIM Sports Uncut Rail is built of rugged aircraft aluminum with a durable black anodized finish to provide years of good looks and great service. Specifications for AIM Sports 12in. X 0.31in. Uncut Rail: Length: 12" Weight: 3.1 oz. Features of AIM Sports Inc Uncut Rail Blank Black anodized aircraft grade aluminum Accepts all standard Weaver / Picatinny 1913 accessories Uncut to enable a custom fit Package Contents: AIM Sports Inc Uncut Rail Blank AIM Sports Inc MB1248: 12in X 0.48in Uncut Rail Blank Black Small