Smith & Wesson M&P M2.0 4.25" & X300 IWB Holster

Smith & Wesson M&P 4.25" M2.0 IWB Holster with SureFire X300 Light

This IWB (Inside Waistband) Taco Style Holster is precision-built for the Smith & Wesson M&P 4.25" M2.0 (with or without thumb safety). Designed specifically for use with SureFire X300 series weapon lights, this holster delivers secure retention, consistent draw performance, and all-day concealed carry comfort.

Light-Bearing Retention System

This holster uses a light-based retention system, locking securely onto the attached weapon light rather than the firearm frame. A compatible light must be installed for proper function.

• Compatible with SureFire X300U-A, X300U-B, X300T-A, and X300T-B
• Retention is fully adjustable for personalized draw tension

Precision Fit & Construction

• Vacuum-formed using CAD-engineered molds for exact firearm and light fitment
• Hand-trimmed, folded, and finished for consistency and quality
• Retention tested with actual pistol and light combinations
• Constructed from durable .093" thermoplastic

Optics Compatibility

The holster profile is cut to clear most red dot sights, including optics that overhang the side of the slide.

Carry Features

• Full sweat guard for improved comfort and firearm protection
• Slim taco-style profile with minimal bulk
• Smooth edges for reduced irritation during concealed carry
• Adjustable retention system for a consistent draw
• Made in the USA

Compatible Lights

Learn more about the SureFire X300U-B weapon light specifications.

Purchase the SureFire X300U-B weapon light.

Complete Your Carry Setup

Complete your concealed carry setup with purpose-built accessories designed for comfort, concealment, and everyday use.

4Bros Holster Wedge — Designed to improve concealment and comfort by helping angle the firearm grip closer to the body while reducing pressure points during IWB carry.

Our Belt Attachment Blog Article explaining the different options can be found here:

4Bros Four Brothers Holsters Inside Waistband Attachments Explained

Magazine Carriers for these models can be found here:

Smith & Wesson M&P 9mm IWB Magazine Carrier

Smith & Wesson M&P 9mm OWB Magazine Carrier

Explore available finishes and patterns in our holster color guide.

Care & Maintenance

For long-term reliability, apply a removable thread locker to all hardware after initial setup to help prevent loosening during regular use.

See our Apply Thread Locker to Your Holster video for a quick application guide.

If you choose the optional ModWing and later want to remove it, you'll need our Replacement Hardware kit, which includes (2) 3/8" screws, (2) 1/4" rubber spacers, and (2) 1/4" threaded posts.

Frequently Asked Questions

• Will this holster work without a weapon light?
  No. This holster requires a compatible SureFire X300 series light for proper retention and function.
• Which M&P models are compatible?
  For use with Smith & Wesson M&P 4.25" M2.0 pistols equipped with a SureFire X300 light.
• Is this holster red dot compatible?
  Yes. The holster profile is cut to clear most red dot sights, including optics that overhang the side of the slide.
• Can retention be adjusted?
  Yes. The adjustable retention system allows you to fine-tune draw resistance.
• What material is used?
  The holster is constructed from .093" thermoplastic for durability and consistent retention.
• Where can I learn about belt attachment options?
  Visit our holster belt attachments guide.

• Full Sweat Guard
• Adjustable Retention
• Adjustable Cant
• Profile cut to allow red dot sights
• Open Muzzle for threaded barrels and compensators
• Minimal material and smooth edges
• Made from .093" thick thermoplastic for durability.
• Optional Modwing includes 2 inserts to allow the user to adjust the amount of leverage placed against the inside of the belt to reduce firearm printing
• Proudly Made in the USA

• Monoblock
• 1 Series Gear Clips
• Ultituck
• Soft Loops 
• RCS Overhooks
• Ulticlip

IWB Belt Attachments Explained

Made in America. Founded, located, engineered, manufactured, and shipped from Northern Indiana.

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