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Holosun 321 – IR Laser & Illuminator | Tactical Aiming Device
Holosun 321 – Compact Dual-Laser Aiming & Illuminator
The Holosun 321 is a compact, rugged aiming device that combines both visible and infrared lasers with an optional IR illuminator—ideal for home defense, law enforcement, and tactical builds. Its low-profile footprint fits neatly on Picatinny rails, providing quick aiming capability without unnecessary bulk.
Available in both LE321G green/IR and LE321R red/IR variants, this unit allows seamless transitioning between visible laser targeting and infrared aiming for night-vision compatibility. Made of durable aluminum with fully sealed controls, the 321 delivers reliable performance in any environment.
Key Product Features
- Dual-Laser Setup: Visible red or green laser paired with an IR laser for night vision use
- Optional IR Illuminator: Enhances low-light vision for compatible devices
- Compact & Rugged: CNC-machined aluminum housing built to withstand recoil and rough use
- Simple Controls: Ambidextrous buttons with adjustable windage and elevation
- Quick Mounting: Tool-free installation on standard Picatinny rails
- Battery Powered: Long battery life with auto shutoff and manual override
Why Choose the Holosun 321?
You want a tactical laser system that doesn’t get in the way—rack the rifle, engage the target, and stay mission-ready. The 321 offers that by combining powerhouse performance with minimalist design. It's versatile enough for daytime visible-laser use and powerful enough for night-vision ops in LE or home-defense settings.
Looking to complete your setup? Pair the Holosun 321 with essential accessories like our AR-15 accessories, weapon light mounts, and night vision optics for full low-light readiness. For mounting versatility, explore our Holosun mounts compatible with a wide range of platforms.
🔍 Frequently Asked Questions
Q: What’s the difference between LE321R and LE321G?
A: LE321R features a visible red laser, while LE321G includes a green laser—both share the same IR capabilities and platform.
Q: Will the Holosun 321 work with night vision?
A: Yes. Both variants include an infrared laser, and optional IR illumination enhances visibility when using night-vision devices.
Q: Is the Holosun 321 durable?
A: Absolutely. Its CNC-machined aluminum build and O-ring seals make it weather-resistant and recoil-rated for heavy‑caliber platforms.
Q: Does the unit install easily on AR‑15 rails?
A: Yes. It features a tool‑less Picatinny mount for fast, secure attachment.