Pro 55S 3D PrinterSprintRay Pro55 S makes it easy to 3D print in your office. Intelligent sensors, robust onboard computers, and consumables tracking mean you can plug anyone into the 3D printing workflow at any time. Building on the industry leading throughput, accuracy, and versatility of its predecessor, Pro S is a self sufficient fabrication workhorse. Improved usability & reliability. Increased print accuracy. Onboard printing assistance. 55 micron XY resolution.