*** 6-PACK *** 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This header has extra long pins which is why…

10-PACK 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This is the spacing of the Raspberry Pi 2/3 40-Pin…

RJ45 Wired Ethernet Module New in sealed, anti-static packaging Please consider taking advantage of our multi-item discount found at the top of the listing page; it allows…

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

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

Qty. 20 2×14 Female headers (28 pin dual row) 2.54mm (0.1″) spacing Please consider taking advantage of our multi-item discount found at the top of the listing…

STM32F103C8T6 ARM STM32 Dev Development Board Module Blue Pill USA FREE SHIPPING STM32 development board, frequently called the “blue pill” 32-bit microcontroller development board,new in…

Ships from (and made in) the USA.  USPS Priority Mail 3-day Color is black with black aluminum brackets – contact us if you’d prefer something…

*** 2 Pieces *** No more awkward alligator clips connecting a bench power supply to breadboard jumpers. Features: Space-saving design leaves more of your breadboard…

E3D V6 hotend with Bowden fitting Installation typically requires custom printer modifications – please understand what will be required before purchasing.  You need to be…