Features: Wide Range Application: The remote control boat water thruster/other accessories could compatible with RC boat toy, high speed RC boat of 1/8 1/10 scale, use as the replacement part of your RC boat accessories, designed for the sailing environment, especially in shallow water. Remote Control Boat Thruster/Motor/Radiating Pipe: A perfect replaceable kit and modification parts for your remote control boat toy, which offer your RC boat toy a new service cycle with great performances. Stable & Durability: The RC boat jet pump spray thruster/RC accessories which are excellent modified accessory for remote control water boat toy, modified your rc boat toy and more durable & stability for better performances sand playing experience. Selected Material: Use durable plastics and metal material, with well resistant of abrasion and erosion, more stable with good performances for RC boats. Easy Installation: Applicable for most RC boat toy requirements and easy to install and change by your own, if you need any further instructions please do not hesitate to contact with us. Specifications: Material: Metal, Plastics Product Size: approx. Thruster 150 x 45 x 50mm/5.9 x 1.77x 1.96’’, Propeller 26mm/1.02 ’’, Radiating Pipe Length 40cm/15.74 ’’, Motor 7.5 x 3.5cm/2.95 x 1.37 ’’, motor shaft core 3.17mm/0.12 ’’, Coupling 3.17mm for motor shaft, coupling outer diameter 13mm/0.51 ’’, coupling length 19mm/0.75 ’’ Type Option: A(RC Boat Thruster)/Type-B(RC Boat Thruster+540 Brushed Motor+540 Radiating Pipe)/C(RC Boat Thruster+540 Brushless Motor+540 Radiating Pipe) Package Includes: Type A: 1 x RC Boat Thruster Type-B: 1 x RC Boat Thruster, 1 x 540 Brushed Motor, 1 x 540 Radiating Pipe Type C: 1 x RC Boat Thruster, 1 x 540 Brushless Motor, 1 x 540 Radiating Pipe note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.