This motor from Pololu has a long (0.365" or 9.27 mm), D-shaped metal output shaft that matches the Pololu wheel 42x19…

These are very handy. They are simple angle brackets with one threaded and unthreaded hole. Use them for connecting PCBs a…

  This dual bidirectional motor driver, from Cana Kit, is based on the very popular L298 Dual H-Bridge Motor Driver In…

This beast is the Hitec HS-805BB servo. Able to take in 6 volts and deliver an impressive 343 oz-in. of maximum torque at …

This is the Wheel Encoder Kit from DAGU, a simple add-on to any wheeled robot that can help measure the speed or distance …

Emergence is the science of how complex behaviors can arise from lots of smaller, simpler interactions. Cubelets harvest t…

These simple switches are the Mechanical Bumper sensor for the SparkFun RedBot, giving you the ability to detect a co…

We could talk about how the Zinc used in these nuts is only from the finest old-growth Zinc trees from across the globe an…

The Micro Maestro is the first of Pololu’s second-generation USB servo controllers. The board supports three control …

Standard Philips-head 4-40 screws. They are 1/2" long and come in packs of ten. This is the screw size we use in most…

The universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 5 mm motor shafts. The hubs a…

 This is the versatile Hitec HS-425BB servo. This little guy is able to take in 6 volts and deliver 57 oz-in. of maxim…

Are you ready to control all the servos? You'd better be, because the Spider Controller from Dagu is definitely ready.…

Description: The Pololu 3pi robot is a complete, high-performance mobile platform featuring two micro metal gearmotors, fi…

 This is the classic Hitec HS-422 servo. This solid consumer grade servo is able to take in 6 volts and deliver 57 oz-…

At 120mm in diameter and 60mm wide, these are some seriously burly little wheels. The tire is soft black rubber with deep …

This powerhouse is the Hitec HS-755HB servo. Able to take in 6 volts and deliver an impressive 183 oz-in. of maximum torqu…

These micro gearmotors are incredibly tough and feature full metal gears. They have a gear ratio of 298:1 and operate up t…

These nylon standoffs are 3/8" long and tapped for a 4-40 screw. These are great for mounting your board in an enclos…

 These aluminum channels are the building blocks to the Actobotics line and function as the back bone to your electrom…

This is our version of the OpenServo open-source servo controller board. It's meant to replace the existing controller…

ServoBlocks increase a servo’s load-bearing capabilities by helping to isolate the lateral load from the servo splin…

These precision gearmotors are incredibly tough and feature full metal gears to help you drive wheels, gears, or almost an…

This is a 12" servo extension cable. This comes in very handy when your servo is further away from the controller tha…

  This ball caster kit from Pololu includes a black ABS housing, a 3/8" diameter metal ball, two spacers (1/16&qu…

Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced…

These nylon standoffs are 3/4" long and tapped for a 4-40 screw. These are great for mounting your board in an enclos…

This is a 12" servo cable. This comes in very handy when your servo is further away from the controller than the wire…

These nylon standoffs are 3/8" long and tapped for a 4-40 screw. These are great for mounting your board in an enclos…

Another great linear actuator from Miga Motors. The NanoMuscle NM706-Super is a very small electric actuator that utilizes…

The Pololu micro serial servo controller (SSC) is a very compact solution for controlling up to eight RC servos from a comp…

The MiniMoto is a great little breakout for the DRV8830 I2C DC motor driver. The MiniMoto is great for driving most small …

These precision gearmotors are incredibly tough and feature full metal gears to help you drive wheels, gears, or almost an…

The 4x4 Driver Shield is designed to enable users to switch DC loads up to 5A at up to 30V with no heat-sinking. It is ide…

This is a set using a pair of 42x19mm wheels, a pair of extended brackets, and two matching wheel encoders. This quadr…

Metal Hex Male/Female standoffs. #4-40 thread with 3/8" shank and 3/16" thread length. Can be stacked to create a…

These standard gearmotors are incredibly tough and feature full metal gears to help you drive wheels, gears, or almost any…

This custom-designed plastic wheel from Pololu has a silicone tire measuring 1.26" (32 mm) in diameter and is designe…

The HUB-ee is a type of robot servo but designed for wheels, in fact it is a wheel, but it is also a motor, a sensor and a…

This flanged ball bearing fits nicely into a 1/2" diameter hole and has a 1/4" bore. This makes it perfect for a…

These hubs are ideal for attaching wheels, gears, or any heavy duty servo horns directly to your C1 Hitec servo spline. Th…

This buzzer is an add-on for your RedBot that gives your robot the ability to make awesome beep-boop noises or alerts when…

These side mount brackets can function as mounts for encaps for Actobotics channels. They have two untapped holes spaced 0…

These precision gearmotors are incredibly tough and feature full metal gears to help you drive wheels, gears, or almost an…

These micro gearmotors are incredibly tough and feature full metal gears. They have a gear ratio of 100:1 and operate up t…

 This unique motor is the Hitec HS-646WP servo. What separates this servo from the rest is that it is waterproof with …

Servos are awesome for robotics projects but they can be difficult to mount the way you want. Luckily, our brilliant Minis…

 These aluminum channels are the building blocks to the Actobotics line and function as the back bone to your electrom…

These stainless steel shaft couplers allow you to couple two size shafts together. They can be used for connecting motor sh…

 This is the epitome of the phrase "appearances can be deceiving," and trust us, with the Hitec HS-85MG…