1、Steel Material: Made of high quality metal steel material with high strength and wear resistance, having good performance for long service life. 2、Easy to Use: This motor gear has fixed screw hole, easy for installation and operation, the package will come with M4 set screw, making your installation and repair more effortless. 3、Fine Workmanship: Pinion gear surface has received hard anodic oxidation and rust protection treatment, able to ensure a satisfying using experience after installation. 4、High Performance: Has small size and light weight, these features can give full play to the best performance, improving the power and overall performance of the remote control car. 5、High Force Loading: Has the ability to withstand high force, making your remote control car good property. Can be used for 5mm/0.2in shaft diameter motor with close fitting. Item Type: RC Motor Gear Material: Steel Color: Black Teeth: 20T Application: for ARRMA Granite, for Big Rock, for Typhoon, for Senton 3S Brushless Brush Series 1/10 Remote Control Vehicle Applicable Motor: 5mm/0.2in Shaft Diameter Motor Product Size: Hole Diameter: 5mm/0.2in Diameter: Approx.17mm/0.7in Height: Approx.14mm/0.6in Gross Weight: Approx.16g/0.6oz Module: 0.8MOD Radial Spacing: 32P 1 x 20T Motor Gear 1 x Set Screws 1 x Wrench