SPECIFICATIONS

Battery Included: no

Brand Name: BYSSEA

High-concerned chemical: none

Origin: Mainland China

This propeller guard is designed to significantly improve safety and prevent serious injury caused by accidental contact with a moving propeller. It is highly recommended for boats used around children, beginner drivers, swimmers, divers, or any area where people may be in the water.

What Is a Propeller Guard?

The Propeller Guard is a two-piece injection-molded plastic cage with no moving parts, no electrical wiring, and no hydraulic components. It fully encloses the propeller and is mounted using a specially designed clamp and bolt system.

The two halves fit together like a clam shell, attaching to the cavitation plate and skeg of most outboard motors. Installation is simple and can be done by anyone in about 20 minutes using basic tools.

Key Features & Advantages

Safety & Protection

• Protects swimmers, children, divers, pets, and marine life.

• Prevents injuries caused by contact with a spinning propeller.

• Ideal for shallow waters and crowded boating areas.

Performance Benefits

1. Improved thrust and engine efficiency

2. Higher cruising speed at low RPM – reduces fuel consumption

3. Enhanced steering and directional control

4. Better boat leveling and trim control

5. Reduced propeller wake – avoids disturbing nearby boats and protects riverbanks

Durability & Practical Use

• Shields the propeller from rocks and underwater hazards

• Reduces rope entanglement risk

• Boosts driver confidence – especially for beginners

• Full propeller protection designed for water skiing and water sports

The vortex vanes between the inner and outer guard create an effect similar to a counter-rotating propeller, which helps cancel torque reaction and reduce propeller vortex turbulence—an effective design also used in submarines and torpedoes.