Unique Bargains 12.7mm Aperture 30T Mod 1 45# Steel Spur Diff Differential Motor Pinion Gear

[Material] - The pinion gear is made of 15# steel, more stable, anti-wear, strong and durable, and durable in use.||[Pinion Gear] - The pinion gear aperture is 12.7mm and module 1, please check the size before purchasing.||[Black Oxide] - The pinion has a black oxide finish for longer-lasting performance.||[Notice] - Please notice the pinion has a soft tooth surface and cannot withstand too much force.||[Package Content] - You will receive 1pc pinion gear and 2pc set screws.