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Streamlight ProTac Rail Mount
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Streamlight

ProTac Rail Mount

$190.00
Available California compliant

Streamlight ProTac Rail Mount 1L-X USB, Compact Multi-Fuel Weapon-Mounted Tactical Light, Fits 1913 Picatinny Rail, Anodized Finish, Black, 850 Lumens and 30,000 Candela, Includes Tailcap Switch, Mounting Hardware, M-LOK Mount, (1)-SL-B9 Rechargeable Battery Pack, and (1)-USB Cord 89027

Key Details
Brand Streamlight
Manufacturer Part Number 89027
UPC 080926890275
SKU STL89027
Current Stock 80 available
Quantity Updated Apr 26, 2026 6:55 PM
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Purchase Requirements
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The ProTac Rail Mount 1L-X is a compact, multi-fuel, high-output tactical light for short-barreled rifles, carbines, and submachine guns. Powered by one (1) Streamlight SL-B9 rechargeable lithium-ion battery pack or one (1) CR123A battery, it delivers high lumen output for superior visibility in low-light environments.

Features
  • Standard Push Button Tail Switch
  • Uses One SL-B9 OR One CR123A Battery
  • Gasket-Sealed Glass Lens
  • Includes M-LOK Mount
Specifications
UPC: 080926890275
Manufacturer: Streamlight
Manufacturer Part #: 89027
Model: ProTac Rail Mount
Model (Alt): 1L-X USB
Finish: Anodized
Type: Weaponlight