A set of two black plastic brackets for mounting micro Pololu motors. Mounting screws and nuts are included. Pololu 989

A set of two white plastic brackets for mounting micro Pololu motors. Mounting screws and nuts are included. Pololu 1086

Dual motor controller that allows you to control two DC motors with 2.7-10.8V voltage and 1.2A continuous current per channel. Pololu 2130

3-AA Battery Holder

The holder for 4 AA R6 batteries is an ideal solution for people who need a simple and reliable way to connect AA batteries to obtain a voltage of 6 V

3-AAA Battery Holder

Rechargeable NiMH AA Battery: 1.2 V, 2200 mAh, 1 cell

The Step-Up Buck Voltage Regulator module with adjustable output voltage in range of 4-25V with a input voltage range of 1.5-16V and a maximum output current of 2A. Pololu 799

Pololu Low-Voltage Dual Serial Motor Controller

Tamiya 70168 Double Gearbox Kit

Brushed DC motor in a housing 130 supplied with a voltage ranging from 3 to 12 V, with a rotational speed of 11500 RPM and a current consumption of up to 800 mA. Pololu 1117

Tamiya double gear dedicated to small mobile robots. It is made of plastic modes that can be adjusted to two gears: 58:1 and 203:1. Pololu 61