PTFE / Teflon tubing 4MM OD (outer) 2MM ID (inner) Commonly used as bowden tubing (filament guide for 3D printers) – perfect for 1.75mm filament…

*** 2 Pack *** Reed switch sensor for Arduino, STM32, ESP8266/ESP32, etc Specifications:     4-6VDC operation     LM393 Chip     Digital output (on or off)…

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 50 (Fifty) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

Inductive probes are a popular way of adding bed level compensation ability to 3D printers. Marlin and other 3d printer firmwares support this.  Also useful…

This listing includes: 4x DRV8825 driver chips with heat sinks 1x CNC Shield 1x Arduino UNO Compatible board CNC Shield for Arduino UNO 4-axis support…

*** PLEASE NOTE THAT THE SILKSCREEN (PIN lABELS) ON THESE TRANSCEIVERS IS REVERSED FROM FRONT TO BACK *** 3.3V CAN Bus Transceiver Interface an Arduino, Raspberry…

*** Board only, new in sealed anti-static packaging.  NO PINS INCLUDED *** Arduino Mega 2560 Compatible development board Features: ATmega2560 Microcontroller Built-in USB support for…

Arduino Nano compatible microcontroller board + Screw Terminal interface board These are great for securely connectinng wires, especially when using a breadboard doesn’t make sense.…

Quantity 50 Flat Head Hex Drive (Allen) Machine Screw 18-8 Stainless Steel Please consider our our multi-item discount found at the top of the listing page; it…