How to make a 3d printer with arduino at home - low cost - Big size print
SLA Laser 3d printer shield for Arduino Mega - YouTube
Amazon.com: DWEII 2 Pack RAMPS 1.4 Control Panel 3D Printer Control Board Reprap Control Board RAMPS 1.4 Mega Shield Compatible with Arduino Mega 2560 : Industrial & Scientific
Amazon.com: HiLetgo RAMPS 1.4 Control Panel 3D Printer Control Board Reprap Control Board for Arduino Mega 2560 : Industrial & Scientific
3D Printable Arduino Mega case by Kevin Thomas
Source 3D Printer Kit Mega 2560 + RAMPS 1.4 + A4988 Driver board on m.alibaba.com