N20 Twin Motor Carrier — 3D model preview
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N20 Twin Motor Carrier

The rear drive block of the 'SG90 Ackermann Steering Rover Chassis' kit. It is 34 x 70 x 17.1 mm and holds two N20 (GA12-N20, 12 x 10 mm) gearmotors back to back in a 12.4 x 9.6 mm channel, with the output shafts pointing outward. It bolts under the deck on the shared 24 x 44 mm M3 (3.4 mm) pattern using M3x30 screws that pass through the clamp cap. The gearboxes sit 0.4 mm proud, so the cap squeezes them firmly in place, and a notch in the cap-side face lets the motor wires out.

🧩 Part of the SG90 Ackermann Steering Rover Chassis (rear drive block holding two N20 gearmotors) kit.

OBJ file · added September 26, 2026

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