Robotics

US$55.93

This set is intended for those looking to create a differential-drive robot with dual quadrature encoders. The encoder will work with any micro metal gears from Pololu ranging 5:1 to 298:1. Note: Micro metal gears are not included in this set.

Delivery within 2-3 weeks
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US$13.18

These universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 5 mm motor shafts.

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US$11.59
This is a pair of custom designed white plastic wheel frame inside the rubber tire. This rugged wheel is designed to fit securely on output shafts of micro and 15.5D metal gear motors.
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US$9.77
This wheel is designed to fit on output shafts of the micro and mini metal gearmotors, as well of those in the Solarbotics metal gear motors.
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US$23.94
This is a kit that gives you everything you need to add a second level to your 3pi robot.
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US$139.93

The 3pi robot is a high performance platform featuring two micro metal gearmotors, five reflectance sensors, an 8×2 character LCD, a buzzer, and three user pushbuttons, all connected to a C-programmable ATmega328 microcontroller. Capable of speeds exceeding 3 feet per second, 3pi is a great first robot for ambitious beginners and a perfect second robot for those looking to move up from non-programmable or slower beginner robots.

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US$41.93
This is a board that allows you to control up to two DC motors using a serial command interface. The serial interface is easy to use and it lets the user select an individual motor, the direction, and the desired speed constant (up to 10 different speed from stop to full speed).
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US$16.86
This mini motor gearbox features a more compact 030-form-factor brushed DC motor driving a single gear train that can be assembled to have one of eight gear ratios: 7.5:1, 9.5:1, 15.7:1, 19.9:1, 32.9:1, 41.8:1, 79.1:1, or 87.8:1.
Delivery within 2-3 weeks
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US$16.86
Tamiya’s 4-speed low-speed mini motor gearbox features a more compact 030-form-factor brushed DC motor driving a single gear train that can be assembled to have one of four gear ratios: 71.4:1, 149.9:1, 314.9:1, or 661.2:1. The gear train includes a self-locking worm gear.
Delivery within 2-3 weeks
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US$16.86
The mini-motor gearbox kit from Tamiya makes it easy to get a small robot or plastic model moving. The kit includes one brushed DC motor and all the gears and parts to build any of the twelve possible gear ratio configurations: 4.6:1, 5.1:1, 9.7:1, 10.8:1, 20.4:1, 22.6:1, 42.8:1, 47.5:1, 89.9:1, 99.8:1, 188.7:1, or 209.7:1. 
Delivery within 2-3 weeks
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US$18.84
This can be assembled in 11.6:1 and 18:1 gear ratios. The high-efficiency gearbox is therefore suited for very fast vehicles or other fast mechanisms that do not require high torque.
Delivery within 2-3 weeks
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US$27.12
This kit includes one brushed DC motor and all the gears and parts to build any of the four possible gear ratio configurations: 39.6:1, 47.6:1, 61.7:1, 74:1. The four gear ratio options give you the flexibility to choose the best speed and torque for your project.
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US$23.48
The primary feature of this gearbox is a worm gear, which locks the output shaft when the motor is not turning. Its high gear ratios of 84:1, 216:1, 555.4:1, and 1428.2:1 make this gearbox appropriate for small walking robots, lifting mechanisms, and other applications where high torque is desired.
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US$6.45

Provides a reconfigurable platform for building your own robot chassis. The set comes with a plate with gridded mounting holes, angle brackets, and mounting hardware that lets you mount mechanical components in a variety of positions.

Delivery within 2-3 weeks
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US$8.93
Use these pair of tires for small and medium-sized robots that must make precise movements. With a 58 mm diameter and solid, rounded, 16 mm treads, these wheels will let your robot turn with little friction, even on rough surfaces like carpet.
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