Components

Quad block bearing mounts attach to the inside of a channel and have a ball bearing with a 1/4” bore for shafts. These bearing mounts have a wid...

These white precision disk wheels have an outer diameter of 3”, a width of 0.23”, and utilize the 0.77” hub pattern. These simple wheels are ide...

Set screw hubs offer a cheap way to attach hub mount gears or wheels to a shaft. The hub offers 4 equally spaced 6-32 tapped holes utilizing the...

This Panel Mount 10K Dual Log Potentiometer is a dual-ganged potentiometer that will satisfy all your stereo-signal needs. Instead of just one p...

This is a red insulated binding post. These binding posts do accept banana plugs, and are a great way to connect single-wire leads. The colored ...

Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for...

These 8" long stainless steel shafts have a diameter of ¼". These shafts are solid, which makes them an ideal choice for axles. These shafts have a...

Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for...

This is a black insulated binding post. These binding posts do accept banana plugs, and are a great way to connect single-wire leads. The colore...

Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for...

Three rows in a right angle header!? Yes! These chunks of 0.1" header has yet-another-row - handy for when you want to connect cables that come ...

This is DFRobot's basic sensor set for arduino. Set includes light sensor, touch sensor, temperature sensor, magnetic sensor, vibration senso...

This USB Relay Controller / Data Acquisition Module, from Cana Kit, allows computer controlled switching of external devices as well as full bi-dir...

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

This is a super-high intensity Luxeon Rebel LED, warm white in color. These LEDs provide optimized light quality and efficiency to address a number...

We all know that you can never get too many LEDs. Don’t worry, we’ve got you covered. This is a pack of 25 LEDs all conveniently packaged in a nice...

These 12" long stainless steel shafts have a diameter of 1/8". These shafts are solid, which makes them an ideal choice for axles. These shafts hav...

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very standard...

These 5" long stainless steel shafts have a diameter of 5/16". These shafts are solid, which makes them an ideal choice for axles. These shafts hav...

This is a simple SPDT slide switch - great for use as an ON/OFF button, or just as a general control switch. The pins are spaced by 0.1", however t...

Need some big indicators? We are big fans of these huge diffused red LEDs. They are fairly bright so they can be seen in daytime, and from any angl...

Need some big indicators? We are big fans of these huge 10mm diffused green LEDs. They are fairly bright so they can be seen in daytime, and from a...

Need some really bright and big indicator LEDs? We are big fans of these 10mm diffused white LEDs. They go easily into a breadboard and will add th...

These dolly wheel drive plates provide you with a way to create an easy to assemble, low friction, drive system or motorized dolly platform. The...