Today’s entry in the “What the heck is Bob printing this week?” category.
https://www.printables.com/model/234938-scale-interlocking-concrete-block-form
Printing them at 39.4% to give me 1:20.3 sized blocks. Casting up a bunch should be good for that salvage yard I’m planning.
https://www.printables.com/model/234938-scale-interlocking-concrete-block-form
Dude your making Legos these days?
Wouldn’t regular Lego’s be about the right scale? 
Now that’s big boy legos 
Yep. These things are used all over the place around here to separate items, from salvage yards to recycling centers to construction material dealers to garden centers.
retaining walls etc …
Yep , hauled loads of them to new landscaping center. Easy to haul, and the work was hourly, easy money
