Derya Arms DY9Z Tabletop REview and Field Strip

Published on February 7, 2026
Duration: 14:55

This guide details the field strip procedure for the Derya Arms DY9Z pistol, as demonstrated by GBGuns. It covers the initial safety checks, slide and internal component disassembly, cleaning recommendations, and reassembly. The video highlights the pistol's Glock-based design with improvements and provides insights into its mechanics, drawing on the instructor's high level of expertise and factory visit experience.

Quick Summary

The Derya Arms DY9Z is a 9mm semi-automatic striker-fired pistol with a 3.54-inch barrel and 15-round capacity. It features a Nitride/Melonite finish, weighs 21.8 oz unloaded, and has an overall length of 6.37 inches. The reviewer notes its slimline design, improved slide serrations, and a trigger with a crisp break and defined reset.

Chapters

  1. 00:00Introduction to Derya Arms
  2. 00:55Unboxing and Contents
  3. 02:09Manual and Technical Specs
  4. 03:30DY9Z vs. DY9 Comparison
  5. 04:29External Features and Ergonomics
  6. 07:14Grip and Magazine Details
  7. 09:16Trigger Assessment
  8. 10:09Field Strip and Internals
  9. 11:14Barrel and Chamber Support

Frequently Asked Questions

What are the key technical specifications of the Derya Arms DY9Z?

The Derya Arms DY9Z is a semi-automatic striker-fired pistol chambered in 9x19mm. It features a 3.54-inch barrel, a 15-round capacity, a Nitride/Melonite finish, and weighs approximately 21.8 ounces unloaded. Its overall length is 6.37 inches.

How do you field strip the Derya Arms DY9Z?

Field stripping the DY9Z involves ensuring it's unloaded, removing the magazine, cycling the action, and then following standard striker-fired pistol disassembly procedures to remove the slide, recoil assembly, and striker. Reassembly is done in reverse order.

What are the main differences between the Derya Arms DY9 and DY9Z?

The DY9Z is a slimline version of the DY9, featuring a thinner slide, a shorter barrel, and more aggressive slide serrations for improved grip. It also replaces the original's fiber optic sights with a Glock-pattern dot and U-notch rear sight.

What is the reviewer's assessment of the Derya Arms DY9Z's trigger?

The trigger on the DY9Z is described as having a spring-loaded take-up leading to a defined wall, followed by a crisp break. The reset is noted as a soft kick forward just in front of the wall, with a 'mature weight' deemed suitable for defense.

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