Sig Sauer P320 with TLR-7 X & HL-X & Align Tactical Thumb Rest IWB Holster

Sig Sauer P320 IWB Holster with TLR-7 HL-X & Align Tactical Thumb Rest

This Inside Waistband (IWB) holster is designed for the Sig Sauer P320 Full Size, X5, and M17 pistols equipped with the Streamlight TLR-7 HL-X, TLR-7 X, or TLR-7A weapon light and the Align Tactical Thumb Rest Takedown Lever. Built for enhanced control and concealed carry performance, this holster delivers secure retention, reduced printing, and a precision fit.

Light-Based Retention System

Retention is engineered directly on the weapon-mounted light for consistent performance across compatible configurations. This holster requires the light to be installed to function properly.

Compatibility & Fitment

• Fits Sig Sauer P320 Full Size, X5, and M17
• Compatible with Streamlight TLR-7 HL-X, TLR-7A, and TLR-7 X
• Designed for Align Tactical Thumb Rest Takedown Lever
• Confirmed fit for Zev Technologies Z320 XCompact with TLR-7A or TLR-7 X
• Not compatible with Sig Sauer P320 Spectre Comp

Recommended Light Setup

For optimal performance, pair this holster with the Streamlight TLR-7 HL-X USB weapon light. View full specifications in the Streamlight TLR-7 HL-X data sheet.

Align Tactical Thumb Rest Compatibility

This holster is precision-molded to accommodate the Align Tactical Thumb Rest Takedown Lever, allowing improved grip, recoil control, and shooting stability while maintaining a secure holster fit.

Holster Features

• Full sweat guard for comfort and slide protection
• Adjustable retention for a customized draw feel
• Open muzzle design for threaded barrel compatibility
• Minimal material and smooth edges to reduce printing
• Optional Modwing claw with adjustable inserts for enhanced concealment
• Adjustable ride height and cant for personalized carry positioning
• Optics-ready design compatible with most red dot sights
• Constructed from durable .093" thermoplastic
• Proudly made in the USA

Precision Manufacturing

Each holster is vacuum-formed using CAD-engineered molds based on the exact firearm, light, and accessory combination. Every unit is tested in-house to ensure proper fitment, retention, and reliability.

Important Notes on Specialty Holsters

Holsters designed for Align Tactical, Gas Pedal, and Tactical Development accessories are considered specialty items. Due to their custom configuration, they are non-returnable except for workmanship or quality defects.

Related Gear & Accessories

Complete your concealed carry setup with a compatible magazine carrier:

• Sig Sauer P320 IWB magazine carrier
• Sig Sauer P320 OWB magazine carrier

Explore all compatible options in our Align Tactical holster collection.

Learn more about carry positioning in our IWB belt attachment guide.

Explore available finishes in our holster color guide.

FAQs

• Will this holster work without a weapon light?
  No. Retention is based on the weapon light and requires it to be installed.
• Is this holster compatible with the Align Tactical Thumb Rest?
  Yes. This holster is specifically designed to accommodate the Align Tactical Thumb Rest Takedown Lever.
• Is this holster optics compatible?
  Yes. The holster profile is cut to clear most red dot sights.
• What P320 models does this holster fit?
  It fits Full Size, X5, M17, and Zev Z320 XCompact with supported lights.
• Can retention and carry position be adjusted?
  Yes. The holster features adjustable retention, ride height, and cant.