Train Today.

Published on December 30, 2025
Duration: 0:56

This video demonstrates the assembly of the T.REX ARMS Sidecar holster, highlighting its modular hinge system and various attachment options. It then transitions into a first-person perspective of advanced dry fire drills, showcasing efficient drawing from a concealed appendix position, target engagement, and simulated reloads using a Glock 19 equipped with an Aimpoint ACRO P-2 and Surefire X300 Turbo, all timed via the 'Range Day' app. The instruction emphasizes high-speed firearm manipulation and efficient gear setup.

Quick Summary

The T.REX ARMS Sidecar holster is assembled by connecting the magazine carrier to the holster body via a modular hinge system and spine pin. Dry fire drills are then performed with a Glock 19 (Aimpoint ACRO P-2, Surefire X300 Turbo) using the 'Range Day' app for timing, focusing on drawing from appendix carry, target engagement, and simulated reloads.

Chapters

  1. 00:00Gear Setup & Function Check
  2. 00:11Sidecar Holster Assembly
  3. 00:37Range Day App Setup
  4. 00:46Concealed Dry Fire Drills

Frequently Asked Questions

How do you assemble the T.REX ARMS Sidecar holster?

The T.REX ARMS Sidecar holster is assembled by attaching the magazine carrier to the main holster body using the modular hinge system and a spine pin. This allows for customization with various carrier attachments.

What is the purpose of the 'Range Day' app in this video?

The 'Range Day' app is used to set up a shot timer for dry fire practice. It helps users track their performance during drills like drawing, engaging targets, and performing reloads.

What firearm and accessories are shown for dry fire practice?

The video features a customized Glock 19 Gen 5 equipped with an Aimpoint ACRO P-2 red dot sight and a Surefire X300 Turbo weapon light for dry fire drills.

What are the key elements of the dry fire drill demonstrated?

The drill involves drawing the firearm from a concealed appendix position, acquiring a sight picture, performing a simulated trigger pull, and executing a simulated reload, all practiced repeatedly for efficiency.

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