SureFire M640U Scout Light PRO Weapon Light - 1000 Lumens - Tan
2 options
- Blackfrom $319.99, in stock
- Tan, this page
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SureFire
Overview
The SureFire M640U Scout Light Pro is a powerful flashlight designed for tactical applications, delivering an impressive output of 1000 lumens to illuminate your environment effectively. Constructed from durable aluminum and available in Flat Dark Earth (FDE), this light can be securely mounted using M-LOK or Picatinny systems, making it versatile for various setups. Builders often incorporate this weapon light in carbine-length gas system builds chambered in 5.56 NATO, enhancing their platform's functionality in low-light conditions.
Specifications
SureFire M640U Scout Light PRO Weapon Light - 1000 Lumens - Tan
2 options
- Blackfrom $319.99, in stock
- Tan, this page
September 2026 on GunPartPicker
SureFire M640U Scout Light PRO Weapon Light - 1000 Lumens - Tan ranked #24 of the 89 weapon lights builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #19 of the 204 weapon lights builders have added. Builds with this weapon light are mostly chambered in 5.56 NATO (75%, then 6.5 Grendel 25%), mostly on carbine-length gas (75%, then rifle-length 25%), and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 6 of the 8 retailers we track have it in stock. It dipped to $282.49 at Ammunition Depot for a stretch in September 2026, well under its usual $359, so sales do come around. Buying today, the lowest price is $319.99 at Optics Planet, above September's low of $282.49, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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We ranked every light by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Weapon Light Guide →Frequently Built With
The part most often added in each category by the 31 builds that include this one
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Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
EOTECH XPS2 Holographic Sight, Tan - XPS2-0TAN
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 4 →Builds in the community that include the SureFire M640U Scout Light Pro Weapon Light - 1000 Lumens - Tan
| Build | Parts | Total |
|---|---|---|
 | 27 | $8089.07 |
 | 31 | $2749.50 |
 | 13 | $2939.93 |
 | 26 | $3194.22 |
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