The Glock 20 Gen 4 is a popular choice among firearms enthusiasts, known for its reliable performance and powerful 10mm caliber. However, like all mechanical devices, it is not immune to potential issues or problems that users may occasionally encounter. This blog post aims to serve as a comprehensive resource, examining the possible issues that may arise during the ownership and operation of a Glock 20 Gen 4. As the post progresses, we will discuss common problems, their potential solutions, and preventative measures that can be taken to ensure the longevity of your Glock 20 Gen 4.
Common Problems with the Glock 20 Gen 4
Though the Glock 20 Gen 4 enjoys generally positive reviews and a reputation for reliability, certain problems are known to crop up periodically. In this section, we’ll dive into the most commonly reported issues.
1. Stiff Recoil Spring Assembly
Some Glock 20 Gen 4 users have reported a stiff recoil spring assembly, leading to issues with slide manipulation and extraction. To address this issue, consider the following steps:
- Disassemble the firearm and inspect the recoil spring assembly for damage or wear.
- Clean and lubricate the recoil spring assembly with gun oil, ensuring each component is in good working order
- Replace the recoil spring assembly if any components are damaged or if the stiffness persists.
2. Trigger Reset Issues
Trigger reset issues can lead to poor accuracy and an unsatisfactory shooting experience. If your Glock 20 Gen 4 exhibits trigger reset malfunctions, try these suggestions:
- Inspect and clean the trigger assembly, removing any accumulated debris or residue.
- Apply a small amount of lubricant to the trigger assembly, paying particular attention to the connector and trigger bar.
- If the issue persists, consider upgrading the trigger assembly to an aftermarket option or consulting with a professional gunsmith.
3. Magazine Release Sticking
A stuck or unresponsive magazine release can impede the smooth operation of your Glock 20 Gen 4. In such cases, try the following solutions:
- Remove the magazine and examine the release button for any visible debris or damage.
- Clean the magazine release assembly with a small brush and gun cleaner.
- If the problem persists, consider replacing the magazine release with an aftermarket option or consulting a professional gunsmith.
Glock 20 Gen 4 Ammo-Related Issues
1. Ammunition Selection
The Glock 20 Gen 4 is designed to handle powerful 10mm ammunition, and as such, your choice of ammo can influence the performance of your firearm. Some common ammo-related issues include:
- Feeding issues: Certain types of ammunition can cause feeding problems due to bullet shape or overall cartridge dimensions. Experiment with different brands and bullet types to find one that functions reliably in your Glock 20 Gen 4.
- Recoil: The potent 10mm rounds can produce significant recoil, which might be felt as an uncomfortable amount of force transferred to the shooter. Try different brands and loads to find the one that offers a manageable amount of recoil while still meeting your performance expectations.
- Accuracy: Ammo quality can directly affect your shooting accuracy. Experiment with different brands and weights to find the ammo that provides optimal accuracy and consistency for your needs.
2. Ammo Storage and Maintenance
Proper storage and maintenance of your ammunition can also play a role in addressing potential issues with your Glock 20 Gen 4. Consider these tips to ensure prolonged ammo life and functionality:
- Store your ammunition in a cool, dry place, avoiding exposure to extreme temperatures and humidity.
- Regularly inspect your ammo for any signs of corrosion or damage, and discard any rounds that show these signs.
- Rotate your ammunition stock to ensure older rounds are used first, helping to prevent degradation of performance.
Maintenance and Upgrades for Your Glock 20 Gen 4
1. Regular Cleaning and Maintenance
Routine cleaning and maintenance are essential for any firearm, including your Glock 20 Gen 4. Establish a cleaning schedule and stick to it, paying close attention to areas where debris and residue are most likely to accumulate.
2. Upgrading Parts
While the Glock 20 Gen 4 is a robust and reliable firearm, certain upgrades can improve its performance and longevity. Some popular upgrades include:
- Aftermarket sights: Many users opt for night sights or fiber optic sights for enhanced visibility in varying lighting conditions.
- Trigger replacement: Upgrading the trigger can result in a smoother, more consistent trigger pull.
- Extended slide release and magazine release: These upgrades can enhance ease of use and improve the overall shooting experience.
3. Professional Gunsmith Services
In some cases, seeking the expertise of a professional gunsmith can be the best solution for addressing problems with your Glock 20 Gen 4. A skilled gunsmith can diagnose and resolve issues, recommend upgrades, and perform customizations tailored to your shooting preferences.
Final Thoughts
While it is crucial to be aware of the potential problems that may arise with your Glock 20 Gen 4, it is equally important to remember that most issues can be resolved with proper care, maintenance, and attention to detail. By following suggested solutions, investing in upgrades, and seeking the assistance of a professional gunsmith when necessary, you can help ensure the ongoing reliability and performance of your Glock 20 Gen 4 for years to come.
Frequently Asked Questions
Is the Glock 20 reliable?
Yes, the Glock 20 is generally considered a reliable firearm. It has a reputation for being durable and accurate. As with any firearm, proper maintenance and care are essential for keeping it functioning reliably.
Is the Glock 20 Gen 4 discontinued?
No, the Glock 20 Gen 4 is still being produced and is available for purchase. However, Glock has also introduced more recent generations of the G20, such as the Gen 5, which offers additional improvements and refinements.
Is Glock 20 Gen 4 a good gun?
Yes, the Glock 20 Gen 4 is considered a good gun for various purposes like hunting, self-defense, and sport shooting. It has a large capacity magazine, is chambered in the powerful 10mm Auto caliber, and offers the benefits of Glock’s Gen 4 modifications, such as a better grip and customizable backstraps for improved ergonomics.
How many rounds will a Glock 20 last?
A Glock 20 can last for several tens of thousands of rounds when properly maintained. Glocks are known for their durability and longevity. However, ensuring the proper care, cleaning, and replacement of worn parts when needed will extend the life of the firearm.
Are there common problems with the Glock 20 Gen 4?
While the Glock 20 Gen 4 is a reliable firearm, some users may experience issues, such as failures to feed, extract, or eject. These issues can often be resolved by using quality ammunition, maintaining the firearm, and ensuring proper grip and technique.
Is the recoil of the Glock 20 Gen 4 manageable?
The Glock 20 Gen 4, chambered in the powerful 10mm Auto caliber, may have a higher recoil than other Glock models. However, many users find the recoil manageable, especially with the Gen 4’s improved grip and recoil management features.
Can the Glock 20 Gen 4 be used for concealed carry?
While some people may choose to carry the Glock 20 Gen 4 for concealed carry purposes, its large size and weight may make it more challenging to carry comfortably and discreetly. There are other Glock models, such as the G29, which are smaller and more suited for concealed carry.
What is the standard magazine capacity of the Glock 20 Gen 4?
The standard magazine capacity for the Glock 20 Gen 4 is 15 rounds of 10mm Auto ammunition. However, aftermarket extended magazines with a higher capacity are also available for purchase.
Is the Glock 20 Gen 4 compatible with aftermarket accessories and parts?
Yes, the Glock 20 Gen 4 is compatible with many aftermarket accessories and parts, including sights, triggers, magazine releases, slide releases, and more. As one of the most popular firearms on the market, many manufacturers create products specifically designed for Glock models.
Does the Glock 20 Gen 4 have a rail for attaching accessories?
Yes, the Glock 20 Gen 4 features a Picatinny accessory rail on the frame, which allows users to mount accessories like flashlights, lasers, or combination units easily.