- Perfectly designed for RC model motors, these accessories are essential for enhancing the performance of your airplane and boat models. - Compatibility: Inner hole diameter ranges from 5mm (0.2 inches) to 3mm (0.12 inches), ensuring a secure fit for a variety of motor sizes. - Dimensions: Total size measures 2 x 0.9cm (0.79 inches x 0.35 inches), making them compact yet effective for your RC applications. - Thread diameter of 2mm (0.08 inches) ensures stable attachment and reliability during operation. - Applications: - Ideal for upgrading or replacing motors in remote-controlled airplanes, improving speed and maneuverability. - Suitable for use in RC boats, enhancing stability and performance on the water. - Crafted for durability and performance, these accessories contribute to a smoother and more efficient operation of your RC models. - Trustworthy and reliable, ensuring you get the most out of your RC hobby without compromise.