fits model: Mercruiser.

( Brand: Propco ), ( Manufacturer Part Number: BM21SR ), ( Part Type: Propeller ), ( Propeller Rotation: Standard ), ( Country/region Of Manufacture: United States )
The BM21SR Mercruiser Propeller, manufactured by Propco, is a high-quality propeller designed for optimal performance and durability. This propeller is specifically designed for 21-inch applications, making it an ideal fit for a variety of watercraft.
The BM21SR is a 3-blade propeller, which is known for its balance and efficiency. The three blades are meticulously crafted to provide excellent thrust and maneuverability. Each blade is constructed from a durable material, such as aluminum or stainless steel, ensuring that it can withstand the rigors of frequent use in various water conditions.
The propeller's pitch is 18 inches, which provides a good balance between speed and fuel efficiency. This pitch allows for a smooth and stable ride, reducing vibrations and noise. The BM21SR is also designed with a cupped blade shape, which increases lift and reduces drag, further improving efficiency and performance.
The BM21SR Mercruiser Propeller is easy to install, thanks to its universal hub design. This ensures a secure fit on most inboard/outboard applications. The propeller is also available in different hub sizes to accommodate various engine types.
In conclusion, the BM21SR Mercruiser Propeller by Propco is a reliable and efficient propeller option for 21-inch applications. Its 3-blade design, durable materials, and efficient pitch make it a great choice for those seeking optimal performance and longevity in their watercraft propellers.
Pros of Buying BM21SR Mercruiser Propeller Propco 21P:1. High-quality material: The BM21SR Mercruiser Propeller Propco 21P is made of aluminum alloy, which is known for its strength and durability. This material is resistant to corrosion and can withstand harsh marine conditions.
2. Efficient performance: The propeller's design allows for efficient performance, reducing fuel consumption and increasing boat speed.
3. Wide application: This propeller is suitable for a wide range of boats, including powerboats, pontoons, and sailboats.
4. Easy installation: The BM21SR Mercruiser Propeller Propco 21P comes with a straight shaft, making it easy to install.
Cons of Buying BM21SR Mercruiser Propeller Propco 21P:1. High price: Compared to other propellers, the BM21SR Mercruiser Propeller Propco 21P is more expensive.
2. Limited availability: The BM21SR Mercruiser Propeller Propco 21P may not be available in all boat parts stores.
3. Requires professional installation: While the propeller is easy to install, it may require professional installation for optimal performance.
Ending Conclusion:The BM21SR Mercruiser Propeller Propco 21P is a high-quality propeller that offers efficient performance and wide application. Its durability and resistance to corrosion make it an excellent choice for boats used in harsh marine conditions. However, its high price and limited availability may be a deterrent for some buyers. Ultimately, the decision to buy the BM21SR Mercruiser Propeller Propco 21P depends on your budget and the specific needs of your boat.
Recommendation:If you are looking for a durable, high-performance propeller that can withstand harsh marine conditions, the BM21SR Mercruiser Propeller Propco 21P is a great option. However, it may be more expensive than other propellers, so be sure to consider your budget and the specific needs of your boat before making a purchase. If the price is too high, you may want to consider other options that offer similar performance at a lower price.
Damaged blades but can be fixed. 14x21 equivalent to oem 48-78122a4. This type includes built in hub.