Features 1、STEEL MATERIAL: RC motor gear is made of premium steel material, the gear surface is treated with anti rust, strong wear resistance, corrosion resistance, good performance and long service life. 2、STABLE: RC pinion gear has a more efficient power transmission system, providing a smoother ride and making the 25T motor gear transmission more powerful. 3、EASY TO INSTALL: RC gear is accurately machined, good processing makes the gear roll smoothly, comes with fixing screw holes, easy to install, easy to operate, the package comes with grub screws. 4、REPLACEMENT: RC motor pinion gear provides improved gear meshing very good spare parts, gear for the axle to provide overdrive, so that your RC car performance better. 5、APPLICABLE MODELS: RC car motor gear with anti rust treatment on the surface is an ideal replacement for old or damaged original parts, suitable for ARRMA 1/7 1/8 RC cars. Item Type: RC Motor Gear Material: Steel Color: Black Number of Teeth: 25T Gear Diameter: 27mm/1.1in Gear Width: 11mm/0.4in Metric Pitch: M1.0 Gear Bore Diameter: 5mm/0.2in Suitable for Arrma 1/7 1/8 RC Cars Suitable for 5mm/0.2in Diameter Shaft Package List 1 x 25T RC Motor Gear 2 x Grub Screw 1 x Wrench