Made in America, Talley Manufacturing's Weatherby Mark-V Accumark Picatinny Rails, for Non-Magnum calibers (6-Lug receivers), are machined entirely from high grade 7000 series alloy and protected with a hard-coat anodizing to 65 Rockwell ensuring the craftsmanship of these Picatinny rails last the lifetime of your firearm. These Weatherby Mark-V Accumark Picatinny Rails are all designed and manufactured with precision to fit your firearm with the industry's tightest manufacturing tolerances. These Pic Rails provide a mounting platform for all optics mounts that have been designed in accordance with the MIL-STD-1913 Pic Rail specifications, to include all Talley Picatinny scope mounts.