(2020-02-04, 11:16)Stefan Frenz Wrote: The file should be OMR compliant, but it is very large - the rope and pneumatic hoses are very expensive in terms of LDraw-lines.Hi Stefan,
Nice model! 1.3Mb is not that huge nowadays... but here it's easy to reduce file size drastically (down to 100K) by using LQ version of pneumatic hoses. Visually, it makes no difference for this model since the hoses are not tightly bent. Attached the converted version!