Elevate the performance and aesthetics of your RC boat with our 4-Blade Metal Propellers. Designed for a wide range of marine applications, including heavy boats, tug boats, fishing bait boats, wood boats, and more, these propellers are the perfect upgrade for enthusiasts seeking durability and efficiency.Key Features: Premium Material: Crafted from high-quality Zinc Alloy and finished with a gold plating, these propellers combine strength with a sleek appearance. Versatile Compatibility: Suitable for RC boats, marine cruisers, ROVs, and other vessels, these propellers enhance overall performance. Precision Engineering: Made through casting, these propellers provide a durable and reliable solution for boating use. Compatible with propeller drive dogs (not included). Size Options & Rotation: Available in two sizes, D55mm and D60mm, with a hub height of 17mm. Offered in both Right-Hand (RH) and Left-Hand (LH) rotation to suit specific requirements. Shaft Compatibility: Features a shaft hole diameter of 4.15mm, designed to fit a 4mm diameter drive shaft for a secure and efficient connection.Tips: Right-Hand (RH) Propeller: Rotates clockwise when viewed from the stern in forward gear, providing standard propulsion. Left-Hand (LH) Propeller: Rotates counter-clockwise when viewed from the stern in forward gear, ideal for dual-prop setups or specialized navigation needs.Package Contents: 1 x 4-Blade Metal Propeller for 4mm Shaft (select size and rotation type)Upgrade your RC boat with our Zinc Alloy 4-Blade Metal Propellers, engineered for performance, durability, and a clean, professional look. Whether replacing or upgrading, these propellers improve both operational efficiency and style.