This is model created to satisfy a request concerning BL printer's dimensional accuracy. The purpose is to check if round objects will be dimensionally accurate when linear dimensions are.

Here are the dimensions.
Arms: 100mm long, 10mm thick with 50mm reference holes from the corner to the inner wall of the hole.

Corner Square: 25mm

Bottom Hole: 15mm diameter

Top Cylinder: 15mm diameter, 35mm top to base

If you use this model please comment below with your measurement results.