by Mike Schoby It was close to 15 ... game call. The flat-top design is essential on any AR intended to handle a full-sized scope with a medium to large objective lens. You don’t need iron ...

The Co-witness Notch/Peep AR-15 rear sight from Weapon Solutions is designed to prevent the top of the peep from covering up red dot-type optics during co-witness sighting with the AR-15 rifle.

First introduced in 2012, XS Sight Systems has extended the Xpress Threat Interdiction (XTI) product line to include Big Dot Tritium Express and 24/7 Tritium Angle Mount Back-Up Iron Sight ...

scopes and red dot sights. The guns are expensive. But they’re within reach. They cost between $500 and $900. The AR-15 model is basically a consumer version of military-grade assault rifles ...