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Holosun
Overview
The Holosun IRIS-4 Weapon Light with VCSEL Red/IR Laser Sight with IR Illuminator with Picatinny Mount Black is a light. Compare prices from multiple merchants and find the best deal.
Holosun IRIS-4 Weapon Light with VCSEL Red/IR Laser Sight with IR Illuminator with Picatinny Mount Black
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Prices checked
Holosun IRIS-4 Weapon Light with VCSEL Red/IR Laser Sight with IR Illuminator with Picatinny Mount Black ranked #16 of the 101 weapon lights builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #29 of the 254 weapon lights builders have added. Builds with this weapon light are nearly all chambered in 5.56 NATO, mostly on mid-length gas (82%, then carbine-length 9%), and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today the one retailer we track has it in stock. The best price drifted down from $889.77 to $780.54 over October 2026 without a real sale. Buying today, the lowest price is $834.99 at MidwayUSA, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every light by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Weapon Light Guide →The part most often added in each category by the builds that include this one

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