Zaffiri Precision RTS G19 ZPS.P Slide Review

First Impressions of Zaffiri Precision RTS G19 ZPS.P Slide

The Zaffiri Precision RTS G19 ZPS.P Slide is an aftermarket Glock 19 Gen 5 slide designed to improve accuracy and performance, while also offering a distinct aesthetic upgrade. Manufactured by Zaffiri Precision, this slide features an RMR optic cut, front and rear slide serrations, and a ported design intended for use with a matching ported barrel.

I was looking for a way to enhance the performance and appearance of my Glock 19. Aftermarket slides can improve tolerances, offer better optic mounting solutions, and give a more aggressive look; the Zaffiri Precision slide seemed to offer all of these.

Upon unboxing, I immediately noticed the clean lines and precise machining of the slide. The Flat Dark Earth (FDE) Cerakote finish looked flawless, and the slide felt solid and well-made.

Compared to the factory Glock slide, the Zaffiri Precision slide’s serrations appeared deeper and more aggressive, which should offer a better grip. I considered slides from Brownells and Agency Arms, but the Zaffiri Precision slide’s combination of features and price point was compelling.

I was genuinely excited. The Zaffiri Precision RTS G19 ZPS.P Slide looked like a significant upgrade, and I was eager to see how it performed on the range.


Real-World Testing: Putting Zaffiri Precision RTS G19 ZPS.P Slide to the Test

First Use Experience

I first tested the Zaffiri Precision RTS G19 ZPS.P Slide at my local outdoor shooting range. The weather was clear and sunny, but there was a slight breeze, providing varied conditions.

The slide cycled smoothly with various 115-grain and 124-grain FMJ ammunition. I immediately noticed the enhanced grip provided by the aggressive slide serrations, even with slightly sweaty hands.

The only initial issue I encountered was the need to slightly adjust my red dot sight’s zero due to the change in slide mass and recoil impulse. After a few magazines, I was dialed in and shooting accurately.

Extended Use & Reliability

After several months of use, the Zaffiri Precision RTS G19 ZPS.P Slide has proven to be reliable and durable. There are no noticeable signs of wear on the Cerakote finish, even after repeated holster draws.

Cleaning the slide is straightforward, requiring only a standard gun cleaning kit and solvent. The slide still feels tight and precise, and I have not experienced any malfunctions related to the slide itself.

Compared to my previous experiences with factory Glock slides, the Zaffiri Precision slide offers improved grip and a more consistent optic mounting platform. It definitely outperforms the factory slide in terms of customization and aesthetics.

Breaking Down the Features of Zaffiri Precision RTS G19 ZPS.P Slide

Specifications

  • Manufacturer: Zaffiri Precision.
  • Gun Make: Glock. This slide is explicitly designed for Glock pistols.
  • Gun Model: Glock 19 Gen 5. It is specifically tailored for the 5th generation Glock 19.
  • Optic Cut: RMR Cut. This allows for direct mounting of Trijicon RMR and Holosun red dot sights.
  • Color: Flat Dark Earth.
  • Length: 2 inches.
  • Width: 2 inches.
  • Height: 8 inches.
  • Finish: Cerakote. This provides a durable and corrosion-resistant finish.
  • Fabric/Material: 17-4 Stainless Steel. This ensures strength and longevity.
  • Condition: New.

These specifications are crucial because they dictate compatibility, durability, and performance. The 17-4 stainless steel construction and Cerakote finish guarantee longevity and resistance to wear, while the RMR cut allows for easy optic mounting to enhance accuracy and target acquisition.

Performance & Functionality

The Zaffiri Precision RTS G19 ZPS.P Slide performs exceptionally well in improving accuracy and handling. The enhanced slide serrations offer a secure grip for racking the slide, even in adverse conditions.

The ported design, when paired with a ported barrel, helps reduce muzzle flip, which can enhance follow-up shot speed and accuracy. While not a drastic difference compared to non-ported slides, the added benefit is noticeable, especially during rapid firing.

The slide meets my expectations for a high-quality aftermarket slide. The tolerances are tight, the finish is excellent, and it has proven reliable with various types of ammunition.

Design & Ergonomics

The build quality is outstanding. The 17-4 stainless steel construction feels robust, and the FDE Cerakote finish is evenly applied and durable.

The slide is comfortable to manipulate, thanks to the aggressive serrations and well-thought-out design. There is no significant learning curve, as it functions similarly to a factory Glock slide.

Durability & Maintenance

The Zaffiri Precision RTS G19 ZPS.P Slide is built to last. The stainless steel construction and Cerakote finish offer excellent resistance to corrosion and wear.

Maintenance is simple, requiring only routine cleaning and lubrication. The slide is easy to disassemble and reassemble for thorough cleaning.

Accessories and Customization Options

The Zaffiri Precision RTS G19 ZPS.P Slide is designed to accept most Glock 19 Gen 5 internal components. The RMR cut allows for the direct mounting of popular red dot sights like the Trijicon RMR and Holosun 507C.

The slide can be paired with various aftermarket barrels, including threaded and ported options. The end user reviews mention using this with an L2D threaded barrel, an Aim Surplus barrel and the factory Glock barrel.

Pros and Cons of Zaffiri Precision RTS G19 ZPS.P Slide

Pros

  • Enhanced Grip: The aggressive slide serrations provide a superior grip for racking the slide in any condition.
  • Optic Ready: The RMR cut allows for easy mounting of popular red dot sights, improving accuracy and target acquisition.
  • Durable Construction: The 17-4 stainless steel and Cerakote finish ensure long-lasting performance and resistance to wear.
  • Aesthetic Upgrade: The slide provides a significant visual enhancement to the Glock 19, giving it a custom look.
  • Improved Accuracy: Tight tolerances promote consistent barrel lockup, potentially improving shot-to-shot accuracy.

Cons

  • Tighter Rear Sight Dovetail: Some users have reported a tighter rear sight dovetail requiring fitting of aftermarket sights.
  • Price: Aftermarket slides are generally more expensive than factory slides, and this is no exception.


Who Should Buy Zaffiri Precision RTS G19 ZPS.P Slide?

The Zaffiri Precision RTS G19 ZPS.P Slide is perfect for Glock 19 Gen 5 owners looking to enhance their pistol’s performance, aesthetics, and customization options. It is ideal for competitive shooters, law enforcement officers, and anyone who relies on their Glock for self-defense.

Those who prioritize affordability and are content with the stock Glock slide may want to skip this product. Someone who is not comfortable with fitting aftermarket parts may not prefer this product, either.

Must-have accessories include a high-quality red dot sight (Trijicon RMR or Holosun 507C), a matching ported barrel (if desired), and upgraded iron sights. A professional gunsmith installation is recommended if you are not comfortable working on firearms.

Conclusion on Zaffiri Precision RTS G19 ZPS.P Slide

The Zaffiri Precision RTS G19 ZPS.P Slide is a high-quality aftermarket slide that offers significant improvements over the factory Glock slide. Its durable construction, enhanced grip, and optic-ready design make it a worthwhile upgrade for Glock 19 Gen 5 owners.

The price is justified considering the quality of materials and craftsmanship. Zaffiri Precision has delivered a product that not only looks great but also enhances the performance and functionality of the Glock 19.

I would definitely recommend the Zaffiri Precision RTS G19 ZPS.P Slide to anyone looking to upgrade their Glock 19. Consider adding this to your Glock and experience the difference it can make!

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