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Questions & Answers
Will this fit a Springfield Hellcat? Expert Answer

Yes, the Hellcat has a standard rail so fitting this light would be a matter of using the appropriate included adapter.

by Kurt Colbourne, Gear Expert, July 14, 2021
Will it fit xdm 3.8 40 cal Manufacturer Answer

Yes. Please see additional models here: https://www.nightstick.com/collections/weapon-lights/springfield-armory-xdm

by Nightstick, Manufacturer, October 17, 2025
Customer Reviews
Helpful Positive Review
Pleasantly Surprised by A-Hall, Verified Owner, March 20, 2023
I did not originally intend to get this light. I had planned to get the Streamlight TLR-7a as I had a holster that I had previously ordered specifically for that. I really wanted the Coyote Brown that Glock distributes but couldn't find one so I was ...
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4/4 found this helpful
Helpful Negative Review
a yes and no review by Jim, December 27, 2023
Well, I bought 2 of these as Christmas gifts. One worked and one did not. Sort of embarrassing The one that worked worked fine the other was clearly defective and I went through all manner of trouble shooting, no deal, it's dead Not too sure what th...
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1/1 found this helpful
Most Recent Reviews
great little light by Sandman66, Verified Owner, January 3, 2026
Nightstick lights are a solid choice for firearm enthusiasts looking for reliable, high-performance illumination.
Most Recent Reviews
Great product by Jeff, Verified Owner, December 2, 2025
I have both a streamlight and nightstick. Other than the rechargeable battery that comes with the streamlight, I can’t tell any difference and the nightstick is half the price of the streamlight. For my usage, nightstick will work well. You can buy a...
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Most Recent Reviews
Perfect fit by Vinnie, Verified Owner, February 18, 2024
The Nightstick is a perfect and less expensive fit for my home defense Glock 19. I tried to add a coupon but found it had expired, so optics planted gave me one without asking as mine was rejected. Best price I could find in all my research.
Most Recent Reviews
Nightstick Weapon-mounted Light by Jim, December 20, 2023
What more can I say, quality product with nice features at a great price. I've come to expect nothing less from OP and am not disappointed Actually bought two (2) perfect fit, perfect function, perfect price Thanks OP (I'll be back for more)
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Product Info for Nightstick Compact Tactical Weapon-Mounted Light

Improve your vision in dark environments with the help of this Nightstick Compact Tactical Weapon-Mounted Light. These Pistol Weapon Lights made by Nightstick feature a bright 550-lumen LED that can reach up to 136 meters for your predator hunts and nighttime operations. This Nightstick TCM-550XL Compact Tactical Gun-Mounted Light has ambidextrous toggle switches that swaps between constant and momentary modes, and the hard anodized aluminum housing is waterproof, impact-resistant and chemical-resistant for use in harsh conditions. Equip the Nightstick Compact Tactical Weapon-Mounted Light to illuminate your surroundings in low-light areas.image

WARNING: California`s Proposition 65

Specifications for Nightstick Compact Tactical Weapon-Mounted Light:

Manufacturer: Nightstick
Light Output: 550 lumens
Bulb Type: LED
Battery Type: CR123
Beam Color: White
Color: Black
Gun Model: Universal
Beam Distance: 136 m
Length: 2.5 in
Gun Make: Glock
Battery Life: 2.5 hours
Weather Resistance: Waterproof
Battery Quantity: 1
Condition: New
Gun Type: Pistol
Fabric/Material: 6061-T6 Aluminum
Attachment Type: Modular Rail Inserts
Width: 1.1 in
Water Resistance Level: IPX-7

Features of Nightstick Compact Tactical Weapon-Mounted Light:

  • LED technology
  • Ambidextrous rear-facing toggle switches
  • Momentary or constant-on flashlight
  • Aircraft-grade 6061-T6 aluminum housing
  • Type III hard anodized finish
  • Sharp, focused beam rated at 136 meters
  • IP-X7 Waterproof
  • Impact & chemical resistant
  • Serialized for personal identification
  • 1 CR123 battery (included)
  • Limited Lifetime Warranty

Package Contents:

  • Nightstick Compact Tactical Weapon-Mounted Light

Nightstick Compact Tactical Weapon-Mounted Light Orderable Models

List of Orderable Models

  • Nightstick Compact Tactical Weapon-Mounted LED Light w/Strobe, 550 Lumens, Black, TCM-550XLS , MPN: TCM-550XLS , UPC: 017398807050 , Code: 28X-FLW-TFLW-TCM-550XLS
  • Nightstick Compact Tactical Weapon-Mounted LED Light, CR123, 550 Lumens, Black, TCM-550XL , MPN: TCM-550XL , UPC: 017398807043 , Code: 28X-FLW-TFLW-TCM-550XL
  • Nightstick Compact Tactical Weapon-Mounted LED Light w/Green Laser, 550 Lumens, Black, TCM-550XL-GL , MPN: TCM-550XL-GL , UPC: 017398807548 , Code: 28X-FLW-TFLW-TCM-550XL-GL

Nightstick Compact Tactical Weapon-Mounted Light Unavailable & Discontinued Models

List of Unorderable Models

  • USED Nightstick Compact Tactical Weapon-Mounted LED Light w/Strobe, 550 Lumens, Black, TCM-550XLS, EDEMO2, Condition Fair, Other , MPN: TCM-550XLS-EDEMO2 , Code: 28X-FLW-TFLW-TCM-550XLS-EDEMO-OT-D
  • USED, Nightstick Compact Tactical Weapon-Mounted LED Light w/Strobe, 550 Lumens, Black, TCM-550XLS , MPN: TCM-550XLS-EDEMO , Code: 28X-FLW-TFLW-TCM-550XLS-EDEMO-RE-B
  • USED Nightstick Compact Tactical Weapon-Mounted LED Light w/Green Laser, 550 Lumens, Black, TCM-550XL-GL, EDEMO2, Condition Parts Only/Salvage, Defective , MPN: TCM-550XL-GL-EDEMO2 , Code: 28X-FLW-TFLW-TCM-550XL-GL-EDEMO-DF-F
  • USED Nightstick Compact Tactical Weapon-Mounted LED Light w/Green Laser, 550 Lumens, Black, TCM-550XL-GL, EDEMO1, Condition Fair, Other , MPN: TCM-550XL-GL-EDEMO1 , Code: 28X-FLW-TFLW-TCM-550XL-GL-EDEMO-OT-D
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