This OSAT is in the prototyping stage. All prototypes have been manufactured out of PLA on a MOST Athena printer. Multiple operators and printers were involved in on the project, on average, the following printing parameters were utilized. Temperature: 180 - 210C Speed: 50 - 80mm/s Skin: 1mm Top / Bottom: 1mm Layer Height: 0.2 - 0.3 Further assembly instructions and other technical information can be obtained here: http://www.appropedia.org/Hands-Free_Crutch