Nightforce 1 Piece Winchester 70 LA 20 MOA Base A196 is a precision scope base designed specifically for Winchester 70 long action rifles. Featuring a 20 MOA elevation taper, this base provides additional elevation adjustment to extend the effective range of your optic. It is compatible with Picatinny and Weaver-style rings, allowing for flexible mounting options with a variety of scopes. Manufactured from billet steel, the A196 base offers superior strength and durability, capable of withstanding heavy recoil and harsh field conditions