Description: Quality Material: Made of PP and rubber materials, this RC Boat Parts are sturdy and wear resistant, ensuring a long lifespan.DIY Accessory: Spray water thruster adapts well to the sailing environment with good performance and can rotate forwards and backwards, making it an ideal DIY accessory for your remote control boat.Applicable: This jet pump power motor is suitable for modifying remote control boats and can propel boat body of about 3-4KG.Wide Usage: It can be used for various model boats and modifications of remote control boats, offering wide applications.Professional Design: Boat part specifically designed for sailing environments, especially shallow water conditions. Specification: Material:Rubber Tube Size Chart: Product length 15cmx4.5cmx5cm/5.91inchx1.77inchx1.97inchPropeller diameter 2.6cm/1.02inchBrushless motor length 76.5cm/30.12inch, width 3.5cm/1.38inchHeat sink total length 38.5cm/15.16inch, width 4cm/1.57inchTube length 40cm/15.75inch Package Includes: 1 Water Propeller1 Motor Pad1 Brushless Motor1 540 Heat Sink1 Several Accessories Note: Please allow slightly errors due to manual measurement and different monitors.