HOLOSUN RED DOT SIGHT - The HS510C sight is a versatile open reflex optic designed for long gun applications; It is at home on carbines, PCCs, and shotguns due to its durable design; This gun ...

Reflex sights also come in two varieties ... there is a notch in the rear of the sight body for co-witnessing with open sights. The sight is not submersible but does have an IPX4 rating ...

Reflex sight glasses are great for most boilers—but they’re not always the best choice. Today on Weekly Boiler Tips discover ...