No support needed for any parts. I print PLA or PETG.

optional place to buy the metal parts all can be found at this page: https://thegr5store.com/wp/product/metal-parts-only-xyz-table-kit/

Rods should be 1/4 inch diameter metal rods (aluminum or steel) cut to length Threaded rods, nuts, lock nuts should be 8-32 both above found at homedepot, mcmaster, ebay

INSTRUCTIONS FOR ASSEMBLY - CAREFULLY REWRITTEN MANY TIMES - PLEASE READ gr5.org/xyzb/

These files have minor modifications from Dale's version including: rounding the corners of the parts so they don't need brim Adding 2 holes for M3 screws to hold interferometer and paper holder Triangle marks for easier assembly when following instructions xslider threaded section shorter for less knob resistance removed need for brass tubes

rsdoc file is original source cad files and can be opened with free program Design Spark Mechanical.