We would love to use this system if Andymark would keep them in stock!

Grrr.. Needless, here are a couple of things to remember: the bumpers don't have to be horizontal. And about the OUTER DEFENSE platforms elevations, the 2016 Field Components page 34 has the ramps at 2", but the carrier at 2.88". Kinda confusing. I built our wooden one's to 2.5".