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Nightstick Long Gun Compact 550 Lumen LED Weapon Light LGC-550XL Light Output: 550 lumens, Bulb Type: LED, 13% Off w/ Free Shipping

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Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
1 of 4 videos
Nightstick Weapon Lights
2 of 4 videos
Nightstick TCM Weapon Light Recoil Testing
3 of 4 videos
Nightstick - Law Enforcement - Because Life Depends on Light
4 of 4 videos
Nightstick - Installation of LGC-550XL on a Long Gun
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
1 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
2 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
3 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
4 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
5 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
6 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
7 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
8 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
9 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
10 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
11 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
12 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
13 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
14 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL
15 of 15 images
Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL

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Questions & Answers
Customer Reviews
Helpful Positive Review
Honest review by Brad, June 8, 2023
This light is great. The brightness is is extremely bright and crisp. It locks to the rail very easily and very secure. No wobble or shifting. Far brighter than what you'll get from a streamlight TLR7. Good battery life. I have this mounted on my M...
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1/1 found this helpful
Most Recent Reviews
Good product by Jeff, Verified Owner, October 12, 2025
This is a nice light. I wish it came with a rechargeable battery, but it’s half the price of those that do. I have ordered a rechargeable battery from this site to test with. I like that it’s made to sit on the top pic rail, but would easily flip ups...
Read More...
Most Recent Reviews
Rail mount light by Isaiah, November 10, 2023
Well built bright easy to operate. Safety switch so light can't accidentally be turned
Read All 3 Reviews
Light Output:
550 lumens
Battery Type:
CR123, Lithium
Beam Color:
White
Color:
Black
Gun Model:
AR-15, M4

Code: 28X-FLW-WL1-LGC-550XL

MPN: LGC-550XL

UPC: 017398807371

List: $92.39Save 13%
$79.95

Product Info for Nightstick Long Gun Compact 550 Lumen LED Weapon Light

The LGC-550XL Long Gun Compact Weapon Light is designed specifically for rifles and carbines with Picatinny rails. It uses a super-bright LED rated at 550 lumens working in conjunction with a precision-engineered total internal reflection (TIR) lens to create a bright white beam of light rated at 136 meters. This 2.5-ounce flyweight weapon light features completely ambidextrous and intuitive toggle switches designed for support hand operation with a simple push down for momentary-on and constant-on lighting modes. Ideal mounting locations include the top or side rails for easy reach and activation. The housing is constructed from aircraft-grade 6061-T6 Aluminum with a polymer rear housing. Includes one CR123 Lithium battery.Specifications:Xtreme Lumens: Yes Flashlight Lumens: 550 Beam Distance: 136 m Candela: 4612 Drop Rating: 2 m Dust/Water Rating: IP-X7 Waterproof Flashlight Runtime: 2.5 hrs Switch Function: Momentary or constant-on Length: 2.5 in (60 mm) Width: 1.1 in (30 mm) Depth: 1.2 in (31 mm) Weight: 2.5 oz (70 g) Light Source: LED Body Color: Black Quantity of Batteries: 1 Power Source: CR123 Package Contents: Light Allen Wrench (1) CR123 battery US Patent: 9713217 Warranty: Limited Lifetimeimage

Specifications for Nightstick Long Gun Compact 550 Lumen LED Weapon Light:

Manufacturer: Nightstick
Light Output: 550 lumens
Bulb Type: LED
Battery Type: Lithium, CR123
Beam Color: White
Color: Black
Gun Model: M4, AR-15
Beam Distance: 136 m
Length: 2.5 in
Weight: 2.5 oz
Battery Life: 2.5 hours
Weather Resistance: Waterproof
Finish: Type III Hard Coat Anodized
Battery Quantity: 1
Gun Type: Rifle
Mount Type: Picatinny
Attachment Type: Picatinny
Light Source: LED
Water Resistance Level: IPX-7
Fabric/Material: 6061-T6 Aluminum

Features of Nightstick Long Gun Compact 550 Lumen LED Weapon Light

  • LED technology
  • Features both tail cap and 6in Remote Pressure Switches
  • Momentary or constant-on function
  • Standard and offset Picatinny rail mounts
  • Sharp focused beam for distance illumination
  • Aircraft-grade 6061-T6 aluminum housing w/Type III hard-anodized finish
  • Beam distance rated at 300 meters
  • IP-X7 Waterproof
  • Impact and chemical resistant
  • Serialized for personal identification
  • Limited Lifetime Warranty

Package Contents:

  • Nightstick Long Gun Compact 550 Lumen LED Weapon Light
  • 2 18650 batteries charger and USB cable

Nightstick Long Gun Compact 550 Lumen LED Weapon Light Orderable Models

List of Orderable Models

  • Nightstick Long Gun 1 x CR123 LED Compact Weapon Light, 550 Lumens, IPX-7 Waterproof, Anodized, Black, LGC-550XL , MPN: LGC-550XL , UPC: 017398807371 , Code: 28X-FLW-WL1-LGC-550XL
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Last updated 2026-07-30 UTC.