Copper Propeller – Durable, Efficient, and Easy to Install Quality Copper Construction: Made from grade copper for strength, corrosion resistance, and longlasting performance. Ideal for repeated use in underwater environments without compromising reliability. Optimized 7Blade Design: Features a carefully engineered 7blade structure to deliver smooth, efficient thrust and improved hydrodynamic performance. Outer diameter of 60mm, hub diameter of 11.5mm, height of 27mm, and a precisely cut 4mm shaft hole ensure accurate fit and balance. Complete Installation Kit: Includes 1 copper propeller, M3 flatend fastening screws for secure attachment, and an M1.5 wrench for quick and simple setup. No extra tools required, minimizing downtime. Quick and Hassle Installation: The straightforward design and included wrench make the installation process fast, efficient, and laborsaving, even in field conditions. Applications: 1. Ideal for use in small underwater remotely operated vehicles (ROVs) requiring reliable thrust and stability. 2. for model boats or underwater research drones where consistent performance is essential. 3. Suitable for custom aquatic robotics projects needing a precisionengineered propeller for controlled movement and maneuverability. This copper propeller offers the durability, precision, and ease of use that underwater applications demand, combining a robust material with an efficient design to deliver dependable performance.