The most common reason an STL file may be not quite right is a mechanical connection where some piece isn’t quite as the designer expected, so the 3D model that interfaces with it no longer fits.

GlobeNewswire Encinitas, CA, July 09, 2025 (GLOBE NEWSWIRE) -- Flock Freight, the largest Shared Truckload (STL) freight brokerage in the U.S., launched STL AddOns TM, a pooling and load matching ...