Step Spur Pinion Gear 5mm Inner Aperture 21T 1 Module Cast Iron Spur Diff Differential Motor Gear RC Replacement Parts

About This Product :

• Size – Teeth: 21T, Gear Step Diameter: 11mm / 0.43inch, Gear Step Height: 6.5mm / 0.26inch, Outer Diameter: 24mm / 0.94inch, Aperture: 5mm / 0.2inch, Effective Tooth Length: 6.5mm / 0.26inch, Total Thickness: 13mm / 0.51inch, Module: 1 Mod, Pressure Angle: 20°
• Material – The pinion motor gear is made of Cast Iron, more stable, anti-wear, strong and durable, and durable in use.
• Feature – Good machining made less rough and noise than other gears, making them roll smoothly.
• Application – Good pinion gear replacement for your device.
• Note – The pinion gear aperture is 5mm and the module is 1, please check the size before purchasing.