Can't offer much on the quality of the Columbus, though I've heard good things about them. That's a pretty big jump, though your Silverback is no small one either. Be sure you have enough truck for it. I'm guessing you probably do.
By the way, that Columbus has a pretty neat layout.
Ed and Sharon
2010 Wildcat 28RKBS
2019 Ford F-250 XLT - AWESOME Truck!
I thought I was wrong once, but I was wrong!