MERCURY
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Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45
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Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45
The Black Max is the best three-blade aluminum prop available anywhere
Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45
Item #: 36666584

Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45

Item #: 36666584

DKK 2171

Price Details

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*All items will import from US

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The Black Max is the best three-blade aluminum prop available anywhere
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What Stands Out

Durable Construction
Crafted from high-strength aluminum, this propeller ensures longevity and resistance to corrosion, providing reliable performance in harsh marine environments.
Optimal Performance
Designed with a 21 Pitch and 12-3/4 diameter, this propeller enhances acceleration and top speeds, ensuring smoother navigation and improved fuel efficiency on the water.
Easy Installation
Featuring a user-friendly design, the Blackmax propeller allows for straightforward mounting on compatible Mercury Marine engines, making it ideal for boaters seeking quick upgrades without professional help.

Product Details

Shop the best selection of Mercury Blackmax 3 Blade Prop Propeller at Ubuy Greenland. Get great deals and fast shipping on 12-34 X 21 propeller for your boat.
Item Weight4.5 lbs (2.04 kg)

Who Should Buy?

Suitable For
  • Recreational Boaters

    Ideal for casual boaters seeking reliable performance and good speed on small to medium-sized watercraft.

  • Fishing Enthusiasts

    Designed for those who prioritize durability and efficiency while navigating various fishing conditions.

  • Budget-Conscious Users

    Offers a cost-effective solution without compromising quality, perfect for users looking for affordability in propellers.

Not Suitable For
  • High-Performance Needs

    Not suitable for high-performance or racing applications where specialized propellers are necessary for optimal speed.

  • Heavy Boats

    May not perform well on larger, heavier boats that require robust propulsion systems to achieve desired speeds.

  • Saltwater Use

    Less ideal for saltwater applications due to potential corrosion, making stainless steel propellers a better choice.

Product Description

Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the material of the Mercury Marine Blackmax 3 Blade Propeller?

    Answer: The Mercury Marine Blackmax 3 Blade Propeller is made of high-quality aluminum. This material not only provides strength and durability but also enhances performance in various water conditions. Aluminum propellers like this one are particularly popular among recreational boaters due to their balance of affordability and performance. They are lightweight, which contributes to improved speed and fuel efficiency while still being rugged enough for regular use on different watercraft.
  • Question: What are the specifications of the Mercury Marine Blackmax propeller?

    Answer: The Mercury Marine Blackmax propeller measures 12-34 x 21P (12.34 inches in diameter with a pitch of 21). These specifications mean it is well-suited for medium to large outboard motors, providing a good balance of speed and control. The pitch indicates how far the propeller would theoretically move forward in one rotation, making it an ideal choice for applications requiring better acceleration and responsiveness during boating trips.
  • Question: What types of boats is the Mercury Marine Blackmax propeller suitable for?

    Answer: The Blackmax propeller is versatile and can be used on a variety of boats, including bass boats, pleasure boats, and smaller fishing vessels. Its design and specifications make it particularly well-suited for high-performance scenarios, allowing for efficient planing and better maneuverability. Whether you're engaging in water sports or leisurely cruising, this propeller provides the optimal efficiency needed for diverse boating activities.
  • Question: How does the pitch of the propeller affect performance?

    Answer: The pitch of a propeller, such as the 21P in the Blackmax model, significantly affects how the boat accelerates and its maximum speed. A higher pitch can provide better top-end speed but may reduce acceleration, while a lower pitch enhances acceleration but limits top speed. By choosing the right pitch, users can tailor their boat's performance characteristics to suit their preferred style of boating, whether that be quick take-offs or maintaining high speeds over long distances.
  • Question: Can the Mercury Marine Blackmax propeller be used in saltwater?

    Answer: Yes, the Mercury Marine Blackmax propeller can be used in saltwater. However, it is essential to regularly clean and maintain the propeller after use in saline environments to prevent corrosion. Saltwater conditions can be harsher on aluminum, so rinsing it with fresh water and applying a protective coating is advisable. This ensures longevity and optimal performance, especially for users who often navigate saltwater environments.
  • Question: What is the benefit of having a 3-blade design in a propeller?

    Answer: A 3-blade design, like that of the Blackmax propeller, offers an excellent balance of performance and efficiency. This design ensures smoother operation and better thrust compared to 2-blade options, which can result in better overall boat handling. The extra blade provides increased lift and reduced vibration, leading to a more enjoyable and stable ride, making it ideal for various boating activities, from fishing to water sports.
  • Question: Is installation of the Blackmax propeller straightforward?

    Answer: Yes, the installation of the Mercury Marine Blackmax propeller is straightforward and typically does not require professional assistance. Most boaters can replace their propeller using basic tools, as the propeller is designed with a standard mounting system that fits many outboard motors. Being able to replace the propeller without extensive technical knowledge allows users to maintain their equipment and optimize performance based on their specific needs easily.
  • Question: What performance improvements can I expect from upgrading to a Blackmax propeller?

    Answer: Upgrading to the Mercury Marine Blackmax propeller can lead to noticeable performance improvements such as enhanced fuel efficiency, better acceleration, and increased top speed. The design of the propeller focuses on maximizing thrust and reducing slip, which translates to better handling and responsiveness. Users often find that their boats can plane faster and handle rough water conditions more effectively, providing a more enjoyable overall boating experience.
  • Question: What is the recommended maintenance for the Blackmax propeller?

    Answer: To ensure optimal performance and longevity of the Mercury Marine Blackmax propeller, regular maintenance is recommended. This includes cleaning the propeller after use, checking for any dings or damage, and inspecting the hub for wear. Additionally, it is essential to apply marine-grade anti-corrosion spray, particularly if the propeller is used in saltwater. Routine checks can help in early detection of potential issues and ensure that the propeller continues to perform optimally during outings.
  • Question: Where can I buy the Mercury Marine Blackmax 3 Blade Aluminum Prop Propeller 12-34 x 21P 48-77348A45?

    Answer: You can buy the Mercury Marine Blackmax 3 Blade Aluminum Propeller at Ubuy. Ubuy offers a user-friendly shopping experience with a wide selection of marine products. Their platform provides detailed descriptions and customer reviews, making it easier for you to make an informed purchase. By shopping at Ubuy, you can also explore related products and accessories, ensuring your boat is equipped with everything it needs for your next adventure.

MERCURY Propellers Editorial Review

The Mercury Blackmax 3 Blade Prop Propeller 12-3/4 X 21 is a great replacement propeller option. It fits well and is of high quality. It comes with a hub kit for easy installation. The propeller was delivered on time and customers were able to get back on the water quickly. However, one customer reported that after only a few uses, one of the fins broke off.

Customer Reviews & Ratings

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Pros

  • Fits great and is a new prop like the boat came with
  • Affordable compared to stainless steel props
  • Easy to install
  • Comes with a hub kit for easy installation
  • Fast delivery

Cons

  • One customer reported that a fin broke off after only a few uses

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

DKK 2171

Order now and get it around Tuesday, June 30

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • High-quality die-cast three-blade aluminum prop
  • Equipped with Flo-Torq II hub system for mid-range outboard
  • Durable, easy to maintain and repair
  • Designed to fit Mercury/Mariner 60-125 HP outboards
  • Attractive Phantom black finish
  • Best three-blade aluminum prop available