Real Avid - Smart-Torq and Driver Master Set Guide the Viper (Pro) rings use

the Viper (Pro) rings use four T-15 Torx style socket cap screws for secure mounting of your riflescope

Reticle Details: CTR-2™ Reticle

Very rounded blunt bullets will be difficult and extremely long pointy secant bullets like Hornady ELD's etc can leave a ring on the projectile

the X3 works with dry fire

Real Avid - Smart-Torq and Driver Master Set Guide the Viper (Pro) rings useA properly torqued base is critical to mounting a scope for accuracy whether on a rail system or receiver. Adhering to the manufacturers torque specifications assures that the scope will be securely mounted to the gun. Overtightening rings is the number one cause of scope damage failure. Most scope rings are steel, scope tubes are aluminum. Always follow the manufacturers precise recommendation for torque and never crush a scope tube again. Easily