This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 Axis diameter of 5 mm for diameter cylinders 8 and 10 mm. The patella is independent and adjustable 15 ° maximum. To be included in the group "Rod A" or "B rod" cylinder.