Vortex Optics Diamondback HP 3-12x42 Riflescope (1" Tube)
The Vortex Diamondback HP 3-12x42 is a second focal plane riflescope built around a 3-12x magnification range and a 42mm objective lens, with a 1" tube and adjustment turrets.
This configuration features a hash-mark/holdover-style reticle (see photos), 1/4 MOA adjustments, and a side parallax adjustment with a 30-yard-to-infinity range.