The belt loop attachment is painful, it digs into me. I would not recommend this attachment.
Solid fit. Good, and adjustable, retention.
It got here quickly and was a perfect fit!
Your Satisfaction, Our Priority: At Four Brothers Inc., customer satisfaction is at...
🔧 Don't forget Thread Locker — $1.50
Keep your holster hardware secure against vibration and loosening
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FOUR BROTHERS HOLSTERS
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This OWB (Outside Waistband) Taco Style Holster is designed for the Smith & Wesson M&P 10mm M2.0 4" pistol paired with the Surefire X300U-A, X300U-B, X300T-A, or X300T-B weapon-mounted light. Constructed from durable .093" Kydex thermoplastic, this optics-ready holster delivers adjustable retention, a smooth draw, and the dependable performance expected from a purpose-built outside waistband holster.
This holster is designed to work on pistols with or without the thumb safety.
**Please note: Our 4BROS Belt Slides are designed to work with standard belts for everyday carry, not thicker "Battle Belt" style belts with rows of MOLLE on the outside.
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.
Learn more about the SureFire X300U-B weapon light specifications.
Purchase the SureFire X300U-B weapon light.
Choose one of our 4Bros Belt Slides for a secure, streamlined OWB setup, or select from other trusted attachment options like the Blade-Tech Tek-Lok and Safariland QLS Fork to configure your holster for your preferred setup.
Learn more about our OWB Belt Attachments options to find the configuration that works best for you.
A solid carry setup starts with the right belt.
Give your extra magazine a home.
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.
• Full Sweat Guard
• Adjustable Retention
• Profile cut to allow red dot sights
• Open Muzzle for threaded barrels and compensators
• Minimal material and smooth edges
• Proudly Made in the USA
Made in America. Founded, located, engineered, manufactured, and shipped from Northern Indiana.
Please review our Four Brothers Holsters Exchange, Return and Refund Policy
Please review our Four Brothers Holsters Terms of Service

The belt loop attachment is painful, it digs into me. I would not recommend this attachment.
Solid fit. Good, and adjustable, retention.
It got here quickly and was a perfect fit!
This holster is awesome! Not many options for Icarus precision customizable side cars out there, had never heard of this company prior! Man am I impressed by the overall quality of this holster! Far more adjustable than anything else I’ve tried in this style(Tier1, Trex, LAS). I’m still adjusting to exactly how I like it about 2 weeks in. Only complaint I found is my optic (Swampfox Sentinel 2) did not fit and I did have to remove material around the optic to make it compatible. I know this isn’t a common optic so I wasn’t worried about it at all! Highly recommend you go buy this one