Module 0.2 8 Teeth Plastic Pinion, Interference Fit 0.6/0.7mm Shaft of Motor, for Horizonhobby Linear Servo 1-3 woking days $0.30 *
Module 0.3 M0.3 48 Teeth Plastic Gear, Interference Fit 1.0mm Shaft 1-3 woking days From $0.30 * Further option: Model