Streamlight ProTac Rail Mount HL-X Laser 1000 Lumen Weapon Light with Tape Switch - CR123A
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Overview
The Streamlight ProTac Rail Mount HL-X is a versatile light and laser combo designed for tactical applications, delivering an impressive output of 1000 lumens to illuminate your target effectively. Constructed from durable aluminum and featuring a rail mount design, this weapon light ensures a secure attachment while providing easy access to the included tape switch for quick activation. This light is often found in mid-length gas system builds chambered in 5.56 NATO, making it an excellent choice for those looking to enhance their setup with reliable illumination.
Specifications
Streamlight ProTac Rail Mount HL-X Laser 1000 Lumen Weapon Light with Tape Switch - CR123A
Available Merchants(9)
Prices checked
Price Alert
October 2026 so far on GunPartPicker
Streamlight ProTac Rail Mount HL-X Laser 1000 Lumen Weapon Light with Tape Switch - CR123A is the most added weapon light on GunPartPicker so far in October 2026, ahead of the Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch, with about 23% of all weapon lights added to builds. That's its 6th straight month at #1. Builds with this weapon light are mostly chambered in 5.56 NATO (78%), mostly on mid-length gas (64%, then carbine-length 22%), and mostly AR-15 (94%).
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 8 of the 9 retailers we track have it in stock. Prices barely moved in September 2026, holding around $155.99, so there haven't been real sales lately. Buying today, the lowest price is $169.26 at KY Gun Company, above September's low of $155.99, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Read the guide: AR-15 Weapon Light Guide →Frequently Built With
The part most often added in each category by hundreds of builds that include this one
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Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 Barreled Upper - MCMR-15 - 16"
SilencerCo Velos LBP 556 Rifle Suppressor, Black
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with 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 builds →Builds in the community that include the Streamlight ProTac Rail Mount HL-X Laser 1000 Lumen Weapon Light with Tape Switch - CR123A
| Build | Parts | Total |
|---|---|---|
 | 13 | $2682.18 |
 | 23 | $4022.04 |
 | 24 | $1326.89 |
 | 30 | $4517.86 |
 | 15 | $4081.47 |
 | 21 | $3807.42 |
 | 29 | $1861.68 |
 | 20 | $2308.71 |
 | 37 | $6688.01 |
 | 12 | $2226.75 |
 | 23 | $1971.97 |
 | 17 | $1722.93 |
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