NightForce STND Howa 1500 & Wby Vanguard Duty Base SA 1913 Mil-Std 20 MOA Black. The NightForce Howa 1500 & Wby Vanguard Rifle Scope Base is a high quality reasonably priced option for anyone looking to guarantee their scope is firmly positioned to their weapon. These aluminum bases are machined to Mil. Std. 1913 rail specifications and hard anodized. If you are looking for an ideal option to make sure your optics are tightly mounted to your firearm select the NightForce Howa 1500 & Wby Vanguard Mounting Base w/ 1913 MIL STD. Specifications for NightForce STND Howa 1500 & Wby Vanguard Duty Base: Manufacturer: NightForce Color: Black Finish: Anodized Fabric/Material: Aluminum Hand: Ambidextrous Gun Make: Howa Weatherby Gun Model: Weatherby Vanguard Howa 1500 Gun Type: Rifle Condition: New Features of NightForce STND Howa 1500 & Wby Vanguard Duty Base: Standard bases Quality affordable solution Aluminum bases Machined to Mil. Std. 1913 rail specifications Hard Anodized Package Contents: NightForce STND Howa 1500 & Wby Vanguard Duty Base NightForce A316: STND Howa 1500 & Wby Vanguard Duty Base SA 1913 Mil-Std 20 MOA Black