Mark, the newer carts come with plastic inserts in the ends of the box steel. Unfortunately, two of mine have been lost somewhere along the line and I have a couple scratches on the base of my Bose L1 Compact. I'll buff them out and you will never know they were there, though.

Gary cool
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)