M21 Tactical Self-illuminated Reflex Red Dot Sight for Rifle Airsoft Hunting and Shooting with QD Mount and Killflash

M21 Tactical Self-Illuminated Reflex Sight – Reliable Red Dot with QD Mount & Killflash

Enhance your rifle or airsoft setup with the M21 Tactical Self-Illuminated Reflex Red Dot Sight, a rugged optic built for fast target acquisition, no-battery reliability, and dependable performance in any environment. Designed for shooters who need speed and clarity, this reflex sight delivers a crisp reticle and an intuitive sight picture suitable for airsoft, hunting, and general shooting applications.

Self-Illuminated Reticle for True Zero-Battery Operation

Unlike traditional red dots, the M21 reflex sight uses self-illumination technology, allowing it to function without batteries. This ensures:

• Instant readiness at all times

• Consistent brightness in changing lighting conditions

• Dependable performance during extended field use

Whether you’re outdoors in bright daylight or transitioning into shaded areas, the reticle remains visible and easy to track.

Wide, Clear Field of View

Built for rapid engagement, the M21 provides:

• A generous viewing window

• A clear, parallax-free reticle

• Fast sight alignment for high-speed scenarios

The design helps shooters maintain situational awareness while staying locked on target, making it ideal for close-to-mid-range engagements.

QD Mount Included for Fast Attachment

The sight comes equipped with a Quick-Detach (QD) mount, allowing you to:

• Attach or remove the optic in seconds

• Swap between setups quickly

• Maintain steady zero retention with a solid rail lock

Perfect for players who frequently switch between optics or rifles.

Killflash Included for Glare Reduction

To add both protection and stealth, this optic includes a killflash honeycomb filter, offering:

• Reduced glare to prevent revealing your position

• Lens protection from BB impacts during airsoft

• Improved durability in outdoor environments

This ensures your optic stays safe and your view stays clear.

Rugged Design for Heavy Use

Built with durability in mind, the M21 offers:

• Shock-resistant housing

• Weather-resistant construction

• Lightweight, low-profile form

• Magnification ≤6 suitable for dynamic shooting

Its robust build ensures reliable operation during recoil, rapid movement, and outdoor conditions.

Ideal for Rifles, Airsoft Platforms & Tactical Training

Whether you’re upgrading an airsoft rifle, setting up a hunting carbine, or building a tactical training platform, this sight delivers the simplicity, speed, and durability you need.

Upgrade Your Rifle with Reliable Performance

Experience the advantage of a battery-free, self-illuminated reflex sight equipped with a QD mount and killflash filter.