Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag Review

First Thoughts on the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag is a seemingly simple piece of kit, but its importance in accurately mounting optics cannot be overstated. Manufactured by Mrln, this Weaver-style base is designed for specific Mossberg models (640 and 63BS) and comes in a practical, no-frills poly bag. It’s intended to provide a secure and stable platform for attaching scopes or other optical sights.

I was looking for a reliable base to mount a red dot sight on an older Mossberg 640 I inherited. My goal was to breathe new life into this classic rifle, making it more versatile for small game hunting and recreational target shooting.

Upon opening the poly bag, the first thing I noticed was the clean silver finish of the base. The machining looked precise, and the aluminum felt sturdy, inspiring confidence in its ability to withstand recoil.

Compared to universal scope mounts that require significant adjustments and sometimes don’t fit perfectly, the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag offered the promise of a tailored fit. I chose this specific base because of its direct compatibility with my Mossberg 640, hoping to avoid the common pitfalls of generic mounting solutions. I wanted something simple, functional, and easy to install.

My first impression was cautiously optimistic. The base appeared well-made for its price point, and I was eager to see how well it would actually fit and perform on my rifle.

Real-World Testing: Putting Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag to the Test

First Use Experience

I tested the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag at my local outdoor shooting range. The range offers a variety of target distances, allowing me to assess the stability and accuracy of the mounted optic. I mounted a red dot sight to the base on my Mossberg 640.

The weather was slightly damp, with a light drizzle throughout the morning. This provided an opportunity to see if the silver finish would hold up against moisture and prevent any corrosion.

Installation was surprisingly straightforward, thanks to the precise machining. The base aligned perfectly with the pre-drilled holes on my rifle’s receiver. I appreciated that I didn’t need to make any modifications or force anything into place. The red dot sight mounted securely to the Weaver-style base, and I felt confident in its stability.

The only initial concern was the lack of mounting screws included in the poly bag. I had to source appropriate screws separately, which was a minor inconvenience.

Extended Use & Reliability

After several months of regular use, the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag has proven to be remarkably durable and reliable. It has held up well to repeated shooting sessions, and the silver finish still looks as good as new.

I’ve noticed no signs of wear and tear, even after numerous trips to the range and exposure to various weather conditions. The base has remained firmly attached to the rifle, and the red dot sight has maintained its zero.

Cleaning and maintenance are simple. A quick wipe-down with a cloth after each use is all that’s needed to keep the base in good condition.

Compared to a previous generic base I tried, the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag significantly outperforms it in terms of stability and durability. This base provided a much more secure and reliable platform for mounting optics.

Breaking Down the Features of Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag

Specifications

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag is a one-piece base designed specifically for the Mossberg 640 and 63BS rifles. It adheres to the Weaver-style mounting system, a widely accepted standard for attaching optics.

The base is constructed from aluminum, providing a good balance of strength and weight. It features a silver finish for corrosion resistance and aesthetics.

As a one-piece base, it offers increased rigidity and stability compared to multi-piece designs. This is essential for maintaining zero and ensuring accurate shooting.

The product comes in a simple poly bag packaging, keeping the cost down. It is essential to note that mounting screws are not included.

Performance & Functionality

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag performs its job admirably, providing a solid and stable platform for mounting optics. It holds zero consistently, even after extended use and recoil from repeated firing.

Its main strength lies in its precise fit for the specified Mossberg models. This eliminates any guesswork or need for modifications during installation. The Weaver-style compatibility is another significant advantage, allowing the use of a wide variety of scopes, red dot sights, and other accessories.

The main weakness is the absence of mounting screws, requiring users to source them separately. The bare-bones packaging, while economical, lacks instructions or additional information.

Overall, the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag meets expectations, providing a reliable and functional mounting solution for compatible rifles.

Design & Ergonomics

The design of the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag is simple and functional. The aluminum construction keeps the weight down, adding minimal bulk to the rifle.

The build quality is decent for the price point. The machining is clean, and the silver finish is evenly applied.

The base is user-friendly and requires no special tools or expertise to install. The direct fit for specific Mossberg models eliminates any learning curve.

Durability & Maintenance

The aluminum construction and silver finish contribute to the overall durability of the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag. It is resistant to corrosion and can withstand the recoil from repeated firing.

Maintenance is minimal, requiring only occasional cleaning with a cloth. The simple design and robust materials suggest that the base will last for many years with proper care.

Accessories and Customization Options

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag itself does not come with any accessories, nor does it offer any inherent customization options. Its primary function is to provide a mounting platform for other accessories.

Being a Weaver-style base, it is compatible with a vast array of aftermarket accessories, including scopes, red dot sights, lasers, and tactical lights. The choice of accessories is limited only by the user’s needs and preferences.

Pros and Cons of Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag

Pros

  • Precisely machined for a perfect fit on Mossberg 640 and 63BS rifles, ensuring optimal stability.
  • Compatible with a wide variety of Weaver-style optics and accessories, offering versatility.
  • Durable aluminum construction with a silver finish provides excellent corrosion resistance.
  • Simple and easy to install, requiring no special tools or modifications.
  • Provides a solid and reliable platform for maintaining zero, enhancing accuracy.

Cons

  • Mounting screws are not included, requiring users to source them separately.
  • The plain poly bag packaging lacks instructions or additional information.


Who Should Buy Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag?

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag is perfect for Mossberg 640 and 63BS owners looking to add an optic to their rifle for improved accuracy and versatility. It is ideal for hunters, recreational shooters, and anyone wanting to modernize a classic rifle.

Those who should skip this product are individuals with rifles other than the Mossberg 640 and 63BS, as the base is specifically designed for those models. People who prefer complete kits with all necessary mounting hardware included might also find the lack of screws inconvenient.

A must-have accessory is a set of appropriately sized mounting screws. Beyond that, the choice of optic depends on the user’s intended purpose and preferences.

Conclusion on Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag

The Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag is a simple but effective solution for mounting optics on Mossberg 640 and 63BS rifles. Its precise fit, durable construction, and Weaver-style compatibility make it a worthwhile investment.

At $8.49, the price is more than justified, considering the quality and functionality it provides. The lack of mounting screws is a minor drawback, but easily remedied.

I would definitely recommend the Top Mount Base Mrln 36/336 MOSS 640, 63BS Silver, Poly Bag to anyone looking for a reliable and affordable way to mount an optic on their compatible Mossberg rifle. Upgrade your rifle today and experience the difference a solid mounting base can make!


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