pallet racking

She found used pallet racking at half price, some Triple A that she'd tracked down secondhand. A ten-thousand-dollar job, done for five, a five-thousand-dollar savings. Or so it seemed. Then it got sorted on arrival. The Triple A frames seemed fine, you'll see why "seemed" matters later. But some of the beams were Masterack, and they're not compatible. The connections don't seat safely in Triple A frames, and you can't modify them to fit. That's not legal and it's not safe. S