SprintRay Pro S Crown KitThe SprintRay Pro S Crown Kit is the first 3D printing solution designed specifically to fabricate ceramic restorations. With the Crown Kit, you can produce up to 6 single unit crowns in 10 minutes, all while reducing resin waste. In this bundle: SprintRay Crown Build Platform A new, compact build platform with a hard anodized aluminum surface and powerful onboard heater. Its 1. 5 x 2 build area can fit up to 6 single unit crowns. SprintRay Crown