Elevate Your Aim: The Weaver 48447 Top Mount Base 63BS Silver for Marlin 36/336 and Mossberg 640

For any serious marksman, hunter, or firearm enthusiast, the bedrock of accurate shooting isn't just a high-quality rifle or a premium scope—it's the critical connection between the two: the scope mount. A robust, precisely engineered scope base ensures that your optics remain stable, true, and consistently aligned, shot after shot. Without this stability, even the most expensive rifles and scopes will fail to deliver their full potential.

The Weaver Mounts 484847 Top Mount Base 63BS Silver stands as a testament to this foundational principle. Designed with meticulous attention to detail and manufactured to exacting standards, this single-piece aluminum base provides the ultimate platform for mounting your optics on some of the most beloved and widely used lever-action and bolt-action rifles: the Marlin 36, Marlin 336, and Mossberg 640. If you own one of these iconic firearms and are looking to upgrade your sighting system or ensure unwavering optic performance, this Weaver base is an indispensable component.

Why a Superior Scope Mount is Non-Negotiable for Your Rifle

Imagine lining up the perfect shot, only for your reticle to subtly shift due to recoil or a minor bump. This common frustration highlights why compromising on your scope mount is never an option. A top-tier mount like the Weaver 48447 offers:

• Unwavering Stability: It creates a rigid connection, eliminating any play between the rifle and the scope. This is crucial for maintaining zero, especially under repetitive recoil.
• Consistent Accuracy: With a stable base, your point of impact remains predictable, allowing you to trust your setup and focus purely on your shooting technique.
• Durability and Longevity: The mount must withstand environmental challenges, temperature fluctuations, and the rigors of field use without deforming or failing.
• Optimal Optical Alignment: A precisely machined base ensures your scope sits correctly, reducing stress on the scope tube and promoting clearer sight pictures.
• Peace of Mind: Knowing your optics are securely mounted frees you from doubt, allowing for greater confidence in critical moments, whether in the hunting blind or on the target range.

This Weaver base directly addresses these needs, making it a pivotal upgrade for anyone serious about their shooting.

Introducing the Weaver 48447 Top Mount Base 63BS Silver

The Weaver 48447, part of the distinguished 63BS series, is engineered to provide a rock-solid foundation for your rifle scope. It’s not just a piece of metal; it’s a precision instrument designed to enhance your shooting precision.

Precision Craftsmanship and Durable Materials

Each Weaver Mounts 48447 Top Mount Base is a product of sophisticated manufacturing. It is meticulously machined to tight tolerances, a crucial detail that ensures a flawless, custom fit onto your rifle's receiver. This precision fit minimizes any potential for movement or vibration, which are detrimental to accuracy. The material of choice for this base is high-grade aluminum. This specific alloy is selected for a perfect balance of properties:

• Exceptional Strength: Despite its lightweight nature, the aluminum used provides maximum strength, allowing your rings to hold your scope securely without fear of flexing or bending under recoil or impact.
• Lightweight Advantage: Adding unnecessary bulk to your rifle can affect handling and fatigue, particularly during long hunts or extended range sessions. Aluminum offers robust support without significantly increasing the overall weight of your firearm.
• Corrosion Resistance: Aluminum naturally resists rust and corrosion, an essential characteristic for outdoor use where your firearm may be exposed to moisture, humidity, and varying weather conditions. The silver finish further enhances this protection while offering a sleek, classic aesthetic.

The Renowned Weaver Cross-Lock System

One of the defining features of this base, and a hallmark of Weaver's reputation, is its rock-solid Weaver cross-lock design. This innovative system is celebrated globally for its reliability and versatility. Unlike other mounting systems, the Weaver design utilizes cross-slots that allow for greater flexibility in ring placement, accommodating a wide variety of scope lengths and eye relief requirements.

When coupled with compatible Weaver-style rings, the cross-lock design creates an incredibly secure interface. The recoil lugs on Weaver rings engage precisely with the cross-slots on the base, effectively absorbing the energy of recoil and preventing any forward or backward shift of the scope. This ensures that your scope stays zeroed, even after repeated heavy recoil, which is particularly important for hunting rifles or firearms used for competitive shooting.

Tailored for Iconic Firearms: Marlin 36/336 and Mossberg 640

Compatibility is key when it comes to firearm accessories. The Weaver 48447 base is specifically engineered for a perfect fit on two highly popular and enduring rifle models: the Marlin 36 / 336 series and the Mossberg 640.

• Marlin 36 and 336: These lever-action rifles are legendary for their reliability, ruggedness, and classic appeal. Favored by hunters for their fast follow-up shots and compact design, the ability to mount an optic on a Marlin 336 greatly enhances its versatility, allowing for precision shots at longer ranges or in low-light conditions. The Weaver 48447 ensures that this upgrade is secure and dependable.
• Mossberg 640: Known as a solid and dependable bolt-action rifle, the Mossberg 640 also benefits immensely from a stable scope mounting solution. Whether used for varmint hunting, target practice, or general sporting, a precise base like the Weaver 48447 unlocks the full accuracy potential of this rifle.

This precise firearm fit ensures that installation is straightforward and that the mount sits flush and perfectly aligned with your rifle's receiver, optimizing performance.

The Advantage of Silver Finish

The silver color of the Weaver 48447 base is not merely an aesthetic choice, though it certainly complements stainless steel or lighter-colored rifle finishes beautifully. The silver finish typically indicates an anodized aluminum surface, which provides an additional layer of protection against scratches, abrasions, and the elements. This durable coating ensures the base maintains its integrity and appearance over years of use in varied environments.

Elevating Your Shooting Experience: Key Benefits

Choosing the Weaver 48447 Top Mount Base provides a cascade of benefits for your shooting endeavors:

• Enhanced Accuracy: A stable scope means consistent bullet placement, allowing for tighter groupings and more successful shots.
• Reliable Zero Retention: Your scope stays sighted in, minimizing the need for constant re-zeroing and saving you time and ammunition.
• Uncompromising Durability: Built to withstand the rigors of hunting, range shooting, and adverse weather, ensuring long-term performance.
• Optimized Performance for Classic Rifles: Unlocks the full potential of your Marlin 36/336 or Mossberg 640 by providing a superior optical interface.
• Easy Integration: The standard Weaver style allows for compatibility with a wide array of Weaver-style scope rings, giving you flexibility in choosing your optics setup.
• Simple Installation: Comes as a single piece with all necessary mounting hardware, making the installation process straightforward for most users.

Real-World Scenarios: Who Benefits Most?

This specific scope base is an ideal solution for a variety of users and scenarios:

• The Dedicated Hunter: Whether pursuing deer in dense woods or varmints across open fields, a hunter needs a scope that stays zeroed regardless of terrain or recoil. This base ensures your critical shot lands exactly where intended.
• The Target Shooter: Precision at the range demands repeatable performance. This Weaver base helps achieve consistent shot groups, allowing shooters to hone their skills and test their rifle’s capabilities.
• The Firearm Enthusiast Looking to Upgrade: If you own a Marlin 36/336 or Mossberg 640 and are looking to add an optical sight or replace an inferior mounting system, the Weaver 48447 provides a robust, reliable upgrade.
• Anyone Seeking Dependability: For those who value equipment that performs flawlessly under pressure, this mount offers the assurance that your scope will remain steadfast.

Selecting and Installing Your Scope Base

While the Weaver 48447 base comes complete with necessary mounting hardware, remember that rings are not included. You will need to select Weaver-style scope rings that match the diameter of your scope tube and provide the correct height for your specific optic and rifle setup.

Installation is typically straightforward for the mechanically inclined, involving securing the base to the rifle receiver using the provided screws. Always refer to your rifle's manual and the mount's instructions for precise torque specifications to ensure proper installation without damaging components. Correct installation is crucial for maximizing the stability and performance of your entire optical system.

Why Choose Weaver Mounts? A Legacy of Trust

Weaver has been a pioneering force in the optics industry for decades, known for producing high-quality, reliable mounting solutions. Their commitment to precision engineering and robust construction has earned them a trusted reputation among hunters, competitive shooters, and military personnel alike. When you choose a Weaver mount, you're not just buying a product; you're investing in a legacy of performance and dependability that has stood the test of time. Their designs, like the cross-lock system, have become industry standards for a reason: they work.

Frequently Asked Questions (FAQs)

Q: What is the primary benefit of using an aluminum scope base?
A: Aluminum offers an excellent balance of high strength-to-weight ratio, meaning it's incredibly strong yet lightweight. It also provides good corrosion resistance, making it ideal for outdoor and long-term use.

Q: Will this base fit any Marlin 336 model?
A: Yes, the Weaver 48447 Top Mount Base is designed to fit the Marlin 36 and the entire Marlin 336 series, as well as the Mossberg 640.

Q: Are scope rings included with this purchase?
A: No, this product includes the single-piece scope base and mounting hardware only. You will need to purchase compatible Weaver-style scope rings separately to mount your optic.

Q: How does the Weaver cross-lock design improve accuracy?
A: The cross-lock design allows Weaver-style rings to engage precisely with the slots on the base. This mechanical interface effectively resists forward and backward movement caused by recoil, ensuring your scope maintains its zero and your shots remain consistent.

Q: Can I install this base myself?
A: With basic tools and following the provided instructions, many users can install this base themselves. However, if you are unsure, it's always recommended to have a qualified gunsmith perform the installation to ensure proper alignment and torque.

Q: Why is a single-piece base often preferred over a two-piece base?
A: A single-piece base typically offers greater rigidity and alignment integrity compared to a two-piece design. This can lead to slightly improved stability and consistency, especially with longer scopes or under heavy recoil.

Q: What color is this mount?
A: This specific model, the 48447, features a sleek silver finish, which complements many rifle finishes and offers enhanced durability.

Secure Your Precision Gear at DEGuns

When seeking the reliable Weaver Mounts 48447 Top Mount Base 63BS Silver for your Marlin 36, 336, or Mossberg 640, ensure you purchase from a trusted retailer. DEGuns is a reputable source for a comprehensive selection of firearms, optics, and accessories, including this essential Weaver mount. At DEGuns, you can be confident in finding genuine products and the support you need to complete your setup. Investing in quality components like this Weaver base from a dependable supplier like DEGuns ensures you get the most out of your shooting experience.

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Product Specifications & Details

Feature	Detail
Brand	Weaver Mounts
Model	Top Mount Base
Series	63BS
Material	Aluminum
Color	Silver
Firearm Fit	Marlin 36 / 336 / Mossberg 640
Mount Type	To Receiver
Style	Weaver
Pieces	1
Rings Included	No
Includes	Mount / Mounting Hardware
Category	Bases
Firearm Type	Rifle
SKU	48447
UPC	076683484475