Injora has released a new series of Steel Helical Gears for the Traxxas TRX-4M. Whether you want a replacement for the TRX-4M’s stock, plastic gears, or you’d rather apply overdrive or underdrive to your small-scale crawler, these gear options should have you covered. While there are other ways to adjust the speed and torque of […]
Fonte: Big Squid RC.

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