NightForce STND Savage Round Duty Base SA 1913 Mil-Std 20 MOA Black. The NightForce Savage Round SA Rifle Scope Base is a high quality economical option for everyone attempting to ensure their scope is firmly fastened to their rifle. These lightweight aluminum bases are machined to Mil. Std. 1913 rail requirements and hard anodized. If you're searching for the ideal option to make sure your optics are securely fastened to your rifle pick the NightForce Savage Round SA Mounting Base w/ 1913 MIL STD. Specifications for NightForce STND Savage Round Duty Base: Manufacturer: NightForce Color: Black Finish: Anodized Fabric/Material: Aluminum Hand: Ambidextrous Gun Make: Savage Gun Type: Rifle Features of NightForce STND Savage Round Duty Base: Standard bases Quality affordable solution Aluminum bases Machined to Mil. Std. 1913 rail specifications Hard Anodized Package Contents: NightForce STND Savage Round Duty Base NightForce A296: STND Savage Round Duty Base SA 1913 Mil-Std 20 MOA Black