Item Type: RC Motor Shaft Material: Stainless Steel Weight: Approx. 50g/1.76oz Size: Length: 48.5mm/1.91in Diameter: 4mm/0.16in Color: Sliver Application: For Model Aircraft, RC Car, Model Ship Package List 10 x RC Motor Shaft 1Application: This RC motor shaft has a shaft diameter of 4mm and a length of 48.5mm, which is suitable for brushless motors of model airplanes, model ships and RC cars. 2Stainless Steel Material: This RC motor shaft is made of stainless steel, which is resistant to wear and tear, high temperature, and durable, greatly extending the service life of toy models. 3Fine Workmanship: This RC motor shaft has been exquisitely processed and polished to make its appearance shiny and bright, not easy to fade. 4Easy to Install: This RC motor shaft is simple to operate and easy to use. Just insert this motor shaft into the brushless motor and you are start to use. 5Designed Function: This RC motor shaft can be used to replace a damaged, old, or unusable motor shaft. Replace new motor shaft to make your model toys work again.