This is a Bushnell Red Dot known as the AR Optics, model AR71XRD.
The Bushnell AR Optics TRS-26 Red Dot goes beyond its historic predecessor with improvements in several key areas. The TRS-26 is powered by a long-lasting battery that sets the industry standard with more than 50"000 hours of battery life. It delivers a brighter" crisper 3-MOA dot with push-button operation in a compact package. The Bushnell AR Optics TRS-26 is the standard for multipurpose red dots.
Features:
Waterproof Construction
Shockproof construction
Nitrogen Purged Fog-Proofing
