Mercury – Black Max Propeller | 10.5" Diameter x 13" Pitch | Right-Hand Rotation | 3 Blades | Aluminum | Glossy Phantom Black Finish | 816704A45

Overview

There is a certain peace of mind that comes with knowing your prop will perform every single time you turn the key. The Mercury Black Max 3-Blade Aluminum Propeller is the kind of dependable, all-around performer boaters rely on season after season. It delivers smooth acceleration, steady cruising, and a balanced feel that makes steering easy and natural. Designed for small to mid-sized Mercury outboards, this prop brings together durability, value, and precision in one proven package.

Key Features

• Diameter and Pitch: 10.5" Diameter x 13" Pitch

• Rotation: Right-Hand

• Blade Count: 3 Blades

• Material: Mercury’s Patented Mercalloy Aluminum Alloy for strength and flexibility

• Finish: Glossy Phantom Black Enamel for lasting protection and shine

• Hub System: Flo-Torq Reflex Hub Kit 835257K12 cushions vibration and protects drivetrain

• Design Details: Balanced design for smooth acceleration, dependable lift, and quiet operation

Engine & Boat Compatibility

• Fits Mercury and Mariner 25–30hp FourStroke BigFoot/Command Thrust outboards

• Compatible with 30hp TwoStroke and 30hp FourStroke (2005 and earlier) models

• Works with 40–60hp FourStroke outboards

• Ideal for pontoons, small fishing boats, runabouts, and lightweight cruisers

• Perfect for boaters looking for smooth acceleration and efficient cruising power

Performance Benefits

• Smooth, Predictable Power: From the moment you ease into gear, this prop delivers steady thrust that feels natural and controlled. It grips the water cleanly, getting your boat up and moving without hesitation or slip.

• Effortless Handling: The 10.5" diameter and 13" pitch combination provides the right balance of speed and control. You’ll notice how easily your boat responds — turns feel confident, and tracking stays true, even in light chop or shifting wind.

• Durable and Forgiving: Built with Mercury’s patented Mercalloy aluminum, this prop is tough but has just enough give to handle small bumps or debris without taking damage. The Flo-Torq Reflex Hub adds another layer of protection, reducing vibration and shielding your drivetrain from sudden jolts.

• Low Maintenance: A quick rinse and basic check are all it needs to stay in great shape. The Phantom Black enamel finish resists corrosion in both saltwater and freshwater, keeping your prop looking sharp and performing like new season after season.

Why This Prop Is a Strong Choice vs. Alternatives

• Mercury OEM Quality: Designed by Mercury for precision fit and tested reliability, ensuring consistent performance.

• Reliable and Easy to Maintain: Simple upkeep with rugged construction built for years of use.

• Cost-Effective Performance: Offers smooth, efficient handling without the higher price of stainless steel.

• Versatile and Forgiving: Performs beautifully across a range of small to mid-sized boats, keeping handling predictable and steady.

• Trusted by Boaters: Known for its quiet balance, durability, and dependable thrust — a prop that’s earned its place on countless Mercury outboards.

FAQ

Q1: Which Mercury engines does the Black Max 3-Blade Aluminum Propeller fit?

It fits Mercury and Mariner 25–30hp FourStroke BigFoot/Command Thrust, 30hp TwoStroke, 30hp FourStroke (2005 and earlier), and 40–60hp FourStroke outboards.

Q2: What makes this propeller different from other Mercury options?

Its Mercalloy construction and Flo-Torq Reflex Hub combine strength, flexibility, and vibration reduction for a smoother, quieter ride.

Q3: How do I know if this pitch or size is right for my boat?

If you’re running a 25–60 horsepower Mercury outboard and want dependable lift, efficient cruising, and balanced handling, the 10.5" x 13" pitch is a great fit. You can always double-check in your manual or chat with your local Mercury dealer to confirm compatibility.

Q4: Can this prop be used in both saltwater and freshwater?

Yes. The Phantom Black enamel finish protects against corrosion in both environments.

Q5: What hub system does it use?

It comes with Mercury’s Flo-Torq Reflex Hub Kit 835257K12, designed to absorb vibration and safeguard your drivetrain from minor impact damage.

This Mercury Black Max aluminum propeller fits the following Mercury outboard models:

• 25 - 30 HP Bigfoot / Command Thrust FourStroke (all years)
• 30 HP TwoStroke (2005 and earlier)
• 40 - 60 HP (all year)