Glock 37/38/39 Extended Slide Release Review

Let’s Talk About Glock 37/38/39 Extended Slide Release

The Glock 37/38/39 Extended Slide Release is a seemingly small but significant upgrade from Glock, designed to improve the ergonomics and functionality of these specific Glock models. It’s intended to provide a more positive and easily accessible point of contact for releasing the slide. For someone with larger hands or those who prefer a more pronounced control surface, this upgrade can be a game changer.

I’ve always struggled with the standard slide release on my Glock 37. It’s flush with the frame, making it difficult to engage quickly and reliably, especially under stress or while wearing gloves. This led me to seek out an extended slide release to address this issue.

Upon unboxing, the Glock 37/38/39 Extended Slide Release appeared well-made, a standard Glock OEM part. The black finish matched the rest of the pistol’s components, and it felt solid in hand, suggesting decent build quality.

I considered options from aftermarket manufacturers, but I opted for the Glock OEM part for guaranteed compatibility and reliability. Some aftermarket options are aggressively extended, which can lead to accidental slide releases during recoil, a significant concern. The OEM part seemed like the right balance of improved functionality without compromising safety.

My first impression was positive; it seemed like a simple, well-executed upgrade that could solve a persistent problem. It looked like exactly what I was hoping for.


Real-World Testing: Putting Glock 37/38/39 Extended Slide Release to the Test

First Use Experience

I tested the Glock 37/38/39 Extended Slide Release at my local shooting range. I ran several drills focusing on speed reloads and malfunction clearances.

The extended surface made a noticeable difference. It was much easier to engage the slide release, even with sweaty hands. I also wore shooting gloves, and the improvement was even more pronounced.

I did not experience any issues during the first range session. The installation was straightforward, and the part functioned flawlessly right out of the gate.

Extended Use & Reliability

After several months of regular use, the Glock 37/38/39 Extended Slide Release has proven to be a reliable upgrade. There are no signs of wear and tear.

The finish remains intact, and the part still functions as smoothly as it did on day one. Cleaning is a breeze. I simply wipe it down with the rest of the pistol during my regular maintenance routine.

Previously, I had to consciously adjust my grip to manipulate the slide release effectively. Now, it’s a natural and intuitive movement, a significant improvement. This upgrade has instilled more confidence in my ability to quickly reload and get back in the fight.

Breaking Down the Features of Glock 37/38/39 Extended Slide Release

Specifications

The Glock 37/38/39 Extended Slide Release is an OEM part designed specifically for the Glock 37, 38, and 39 pistols. It is finished in black and is designed to replace the factory slide release lever.

This Glock part, designated SP01034, maintains the standard Glock polymer and metal construction for durability and reliability. It is a drop-in replacement requiring no modifications to the firearm.

These specifications are important because they ensure compatibility and maintain the Glock’s reputation for reliability. The extended design provides a larger contact surface, improving ease of use, particularly for those with larger hands or when wearing gloves. The part’s construction ensures it can withstand the stresses of repeated use without failure.

Performance & Functionality

The Glock 37/38/39 Extended Slide Release drastically improves the ease and speed of releasing the slide. It does exactly what it’s designed to do.

The extended lever provides a more positive engagement, making it easier to release the slide under pressure. The larger surface area offers a more tactile and confident point of contact.

This simple upgrade meets and exceeds expectations. It addresses a common complaint among Glock users.

Design & Ergonomics

The Glock 37/38/39 Extended Slide Release is designed to blend seamlessly with the Glock frame. The black finish matches the factory components, and the extended lever is subtly integrated into the overall design.

Installation is straightforward. It requires only basic disassembly of the Glock. There is no noticeable learning curve. It’s an intuitive upgrade that improves ergonomics without compromising safety.

Durability & Maintenance

The Glock 37/38/39 Extended Slide Release, being an OEM part, is built to last. The combination of polymer and metal ensures it can withstand the rigors of regular use.

Maintenance is simple. It’s cleaned and lubricated along with the rest of the pistol during routine maintenance. There is nothing special required.

Accessories and Customization Options

The Glock 37/38/39 Extended Slide Release itself does not require any additional accessories for installation. It is a standalone replacement part.

It is compatible with standard Glock holsters designed for the Glock 37, 38, and 39 models. No modifications to the holster are necessary.

Pros and Cons of Glock 37/38/39 Extended Slide Release

Pros

  • Improved Ergonomics: Significantly easier to manipulate, especially with gloves.
  • Enhanced Speed: Faster reloads and malfunction clearances.
  • OEM Reliability: Glock factory part ensures proper fit and function.
  • Easy Installation: Drop-in replacement requires no gunsmithing.
  • Affordable Upgrade: Cost-effective way to improve Glock usability.

Cons

  • May not be necessary for shooters with smaller hands.
  • Very slightly increased risk of accidental slide release (though unlikely with this OEM part).


Who Should Buy Glock 37/38/39 Extended Slide Release?

The Glock 37/38/39 Extended Slide Release is perfect for Glock 37, 38, or 39 owners who find the factory slide release difficult to manipulate. It is ideal for law enforcement officers, military personnel, competition shooters, and anyone who values improved ergonomics and speed.

Shooters with smaller hands who don’t have issues with the standard slide release may not need this upgrade. Those who prioritize a completely flush profile might also want to skip it.

A high-quality holster that properly secures the firearm is a must-have accessory after installing this upgrade. This ensures that the extended slide release is not inadvertently activated during carry.

Conclusion on Glock 37/38/39 Extended Slide Release

The Glock 37/38/39 Extended Slide Release is a worthwhile upgrade for anyone seeking to improve the ergonomics and functionality of their Glock. It is a simple, affordable, and effective way to address a common complaint among Glock users.

At a price of $10.88, the value proposition is excellent. It offers a significant improvement in usability without breaking the bank.

I would personally recommend the Glock 37/38/39 Extended Slide Release to anyone struggling with the factory slide release on their Glock 37, 38, or 39. It’s a small investment that can make a big difference in your shooting experience. Upgrade your Glock today and experience the difference!

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