*** 4 Pieces *** ESP-8266 Development Board (commonly referred to as “NodeMCU”) USB-programmable (requires a microUSB cable); no extra programming device required. Built around the…

*** 2 Pack *** Includes 40-pin ribbon cable and adapter with 2×20 Pin male header to 2.54mm spacing male pins labeled with Raspberry Pi GPIO…

This listing is for the ballnut housing only – the ballnut, ballscrew, bearings, etc are not included. This is the piece that fits over the…

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…

This is essentially an Arduino Due scaled down to 54x58mm (significantly smaller than the standard version). Built-in EEPROM (512K), 21-bit ADC and DAC’s. Standard 2.54mm…

Cooling / Cooler Block for MakerBot Replicator and clones, and other similar 3D Printers MK10 size, appropriate for converting an MK8 printer, particularly if you…

Threading adapter, G1/4 female threads to male 1/4 NPT We also sell these with our pressure transducers (which have male G1/4 threads).  These likely have many…

24-Pin ATX Power supply adapter Coverts your ATX (common in computers) power supply to a bench/lab power source. 4 pairs of power/ground female banana plugs,…

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…

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…