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

Quantity 20 Socket Head Cap Screw 18-8 Stainless Steel #6-32 Length 1/2″ FREE Shipping to the USA + APO addresses 10% off 3, 15% off 5…

*** 10 Pieces *** Single-channel 5V relay board Please consider taking advantage of our multi-item discount found at the top of the listing page; it allows us…

ALL – METAL (No PTFE/Teflon tube) throat for E3D V6 hotend and clones Great to have around as spares since these do eventually wear out/clog.  Replaces…

Stainless hex button cap head machine screws Pack of 20   10% off 3, 15% off 5 items.  Applies to most of our items.

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,…

*** 4 Pack *** LM8UU bearings for 8mm linear rod Commonly used on 3D printers and other motion control applications Quality bearings – this type…

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…

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…

ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…