Gen4 Glock 20 HD Review: The 10mm G20 Delivers

Published on October 2, 2012
Duration: 10:12

This guide details the field stripping procedure for the Gen4 Glock 20 in 10mm Auto, as demonstrated by Mrgunsngear. It covers the essential steps for safely disassembling the slide from the frame, removing the barrel and recoil spring assembly, and inspecting key internal components like the trigger bar and connector. The guide emphasizes the critical safety check required before commencing disassembly.

Quick Summary

The Gen4 Glock 20 in 10mm Auto delivers impressive performance, achieving 3.5-inch groups at 15 meters and handling hot loads like Underwood 165gr Gold Dot (averaging 1,330 FPS) with flawless reliability. Its flat trajectory suits long-distance shooting, and the Gen4 grip offers enhanced traction.

Chapters

  1. 00:00Introduction and Initial Impressions
  2. 01:00Range Performance and Reliability
  3. 02:10Underwood Ammo Test
  4. 03:00Accuracy Testing
  5. 04:25Long Distance Shooting
  6. 05:01Tabletop Review and Disassembly
  7. 07:28Trigger and Ergonomics
  8. 08:39Chronograph Testing

Frequently Asked Questions

What are the key performance metrics for the Gen4 Glock 20 in 10mm Auto?

The Gen4 Glock 20 achieved a 3.5-inch group at 15 meters and demonstrated a flat trajectory for long-distance shooting. Velocity tests showed Underwood 165gr Gold Dot averaging 1,330 FPS, while PPU 180gr JHP averaged 1,000 FPS. Initial reliability was flawless over 100 rounds.

How does the Gen4 Glock 20 handle different 10mm ammunition loads?

The Gen4 Glock 20 handles a variety of 10mm loads well, including hotter rounds like Underwood 165gr Gold Dot. The ejection pattern remains consistent and strong to the rear, indicating effective management of high-pressure ammunition by the recoil system.

What are the specifications for the Gen4 Glock 20?

The Gen4 Glock 20 features a 4.61-inch barrel, a 15+1 capacity for 10mm Auto, and an unloaded weight of 30.7 oz. Its MSRP ranges from $525 to $575. The trigger pull was measured at 5.5 lbs.

What accessories are included with the Gen4 Glock 20?

The factory Glock hard case for the Gen4 Glock 20 includes the pistol, two spare magazines, and a backstrap kit for grip customization. A Streamlight TLR-1 weapon light was also shown mounted on the rail.

More Gunsmithing & DIY Videos You Might Like

More from Mrgunsngear Channel

View all →