These are fantastic bowden extruders, and they come preassembled (The drive gear is attached to the motor shaft, the motor is attached to the extruder,…

Pack of 100 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot for…

This listing includes 4 DRV8825 driver chips with heat sinks The Arduino UNO Board is NOT included with this listing – see our other items…

No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Space-saving design leaves more of your breadboard available for prototyping compared…

*** 10 Pack *** 20-Tooth GT2 Pulleys Includes set screws (2 per pulley) for affixing to motor/idler shaft Please consider taking advantage of our multi-item discount found…

*** 2 Pack (2 CNC shields, 8 Stepper Drivers) *** This listing includes A4988 driver chips with heat sinks CNC Shield for Arduino UNO Supports…

32-bit ARM development board similar to Arduino Easier to use than “blue pill” STM32 dev boards – Does not require a separate programmer, just a…

This sensor triggers when something comes between the IR emitter and receptor.  Generally used as non-contact limit switches/endstops/proximity sensors.  Also can be used to build…

Stainless hex socket cap flat head machine screws Pack of 20 Photo may not be of exact item, for example we use pictures of one…

400pcs inserts