Uploaded January 2026 | Updated September 2026, 1 week ago
Join Caleb from Brownells for a full breakdown on upgrading your Ruger Mark IV with high-performance parts from Volquartsen. In this in-depth guide, he walks you through the complete installation of the Volquartsen Accurizing Kit, extended slide stop, and trigger tuning process. Perfect for turning your standard target pistol into a precision performer.
Learn how to safely disassemble your Ruger Mark IV, install upgraded components, properly tune your trigger’s pre-travel and overtravel, and optimize your handgun for enhanced accuracy and performance.
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Chapters:
00:00 Introduction
00:17 Overview of the Ruger Mark IV
01:01 What Comes in the Volquartsen Kit
01:43 Tools You’ll Need
02:26 Safety Check and Disassembly
03:46 Removing the Grips and Internals
06:06 Removing the Safety and Hammer Assembly
07:34 Removing Trigger and Slide Catch
10:21 Installing the New Trigger Assembly
12:49 Reassembling with New Components
18:41 Installing Sear and Hammer
26:30 Reassembling Safety and Testing Fit
33:03 Reinstalling Grips and Safety Lever
36:30 Final Assembly and Trigger Function Check
39:33 Adjusting Pre-Travel and Overtravel
45:18 Final Trigger Feel and Wrap-up
Join Caleb from Brownells for a full breakdown on upgrading your Ruger Mark IV with high-performance parts from Volquartsen. In this in-depth guide, he walks you through the complete installation of the Volquartsen Accurizing Kit, extended slide stop, and trigger tuning process. Perfect for turning your standard target pistol into a precision performer.
Learn how to safely disassemble your Ruger Mark IV, install upgraded components, properly tune your trigger’s pre-travel and overtravel, and optimize your handgun for enhanced accuracy and performance.
Like, subscribe and hit the notification bell for more Brownells content.
Chapters:
00:00 Introduction
00:17 Overview of the Ruger Mark IV
01:01 What Comes in the Volquartsen Kit
01:43 Tools You’ll Need
02:26 Safety Check and Disassembly
03:46 Removing the Grips and Internals
06:06 Removing the Safety and Hammer Assembly
07:34 Removing Trigger and Slide Catch
10:21 Installing the New Trigger Assembly
12:49 Reassembling with New Components
18:41 Installing Sear and Hammer
26:30 Reassembling Safety and Testing Fit
33:03 Reinstalling Grips and Safety Lever
36:30 Final Assembly and Trigger Function Check
39:33 Adjusting Pre-Travel and Overtravel
45:18 Final Trigger Feel and Wrap-up
