2pcs Spur Gear 3.85mm Inner Hole Pinion Gear 19T Mod 1 Aluminum Alloy Motor Gear for RC Replacement Parts Accessories Electric Grinder Gearbox Reduction Gear Gear Reducer

About This Product :

• Size – Teeth: 19T, Outer Diameter: 21mm / 0.83inch, Inner Hole Diameter: 3.85mm / 0.15inch, Effective Tooth Length: 10mm / 0.39inch, Total Thickness: 10mm / 0.39inch, Teeth Pitch: 3.1mm / 0.12inch, Teeth Depth: 2.3mm / 0.09inch, Module: 1 Mod, Pressure Angle: 20°
• Material – The spur gear is made of Aluminum Alloy, more stable, anti-wear, strong and durable, and durable in use.
• Feature – Good machining made less roughness and noise than other gears that make them roll smoothly. Good pinion gear replacement for your device.
• Application – The spur pinion gears are widely applicable in various of Electric Grinders, Gearbox, Reduction Gear, and Gear Reducer.
• Note – Please confirm the size of the product before purchasing.