Bushnell RXM-300 1×28 4 MOA Red Dot | EXO Barrier

The Bushnell RXM-300 is a large-format open reflex sight designed for fast target acquisition in short-range scenarios. It uses a 4 MOA red dot paired with EXO Barrier optical protection for increased durability in wet or dusty environments. The sight features shake-awake power management and runs on a single CR2032 battery; both low and high mounts are included for platform flexibility. Its footprint is compatible with common reflex mounting patterns for compact pistols and small optics-ready platforms.

Product Specifications

• The magnification is 1x.
• The objective lens measures 28mm.
• The dot size is 4 MOA.
• The reticle type is a Red Dot.
• The battery type is CR2032.
• The weight is 1.95 oz.
• Windage and elevation are Adjustable.
• The optical coating is EXO Barrier.
• The sight is rated Fog/Waterproof.
• The overall length is 2.20 inches.
• The field of view is listed as Unlimited.
• The adjustment footprint is RMR/SRO Pattern Footprint.
• The sight includes 12 Brightness Settings.
• The product features a Shake-Awake Function.
• The UPC is 029757010384.

Built for quick target acquisition and simple sighting, the RXM-300 provides an unobstructed sight picture and a small, precise aiming point. Its EXO Barrier coating and weatherproofing make it a practical choice for everyday carry setups and for users who run frequent range sessions or competition drills. The included mounting options and RMR-compatible footprint increase platform flexibility without altering the sight’s core performance.

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