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. It then transitions into a practical dry fire drill, showcasing concealed carry draw techniques from an appendix position, target engagement, and simulated reloads, all facilitated by the Range Day app. The instruction comes from Lucas Botkin of T.REX ARMS, indicating a high level of demonstrated proficiency.

Quick Summary

Learn to assemble the T.REX ARMS Sidecar Holster using its modular hinge system. The video also demonstrates a dry fire drill with a customized Glock 19 Gen 5, featuring an Aimpoint ACRO P-2 and Surefire X300 Turbo, using the Range Day app for timed practice of draws and reloads.

Chapters

  1. 00:00Gear Preparation
  2. 00:11Holster Assembly
  3. 00:37Training App Setup
  4. 00:46Dry Fire Practice

Frequently Asked Questions

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

The T.REX ARMS Sidecar Holster is assembled by connecting the magazine carrier to the main holster body using the modular hinge system and a spine pin, ensuring all components are securely fastened for reliable concealed carry.

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. This allows for structured training sessions, enabling users to measure and improve their draw-to-shot times and reload efficiency.

What accessories are shown on the Glock 19?

The Glock 19 in the video is equipped with an Aimpoint ACRO P-2 red dot sight and a Surefire X300 Turbo weapon-mounted light, indicating a tactical or duty-oriented configuration.

What type of training drill is demonstrated?

The video demonstrates a dry fire training drill focusing on drawing from a concealed appendix (AIWB) position, engaging a target, and performing a simulated reload, all practiced using the Range Day app.

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