.308 semi-auto scope

The Ruger SR-762 runs a short-stroke piston system that produces a sharper, more abrupt recoil impulse than a direct-impingement AR-10. That mechanical difference matter for optics: the piston’s cycling action creates a secondary shock wave that travels through the receiver than a DI gun’s gas buffer, and scopes mounted on the SR-762 have to absorb … Read more