Remix: MakerBot Replicator 2 Filament Tube Holder and Centered Feeder Double Barrel!

This is a double-barrel version of jprikkel's filament tube holder. The filament tubes on my Rep. 2 just kept popping out, so I searched and found this gem. It just needed a couple tweaks! ;-)
I shorted the down-tab, as it hung just a little lower than the original tube holder's top, and I wanted this snug against the cable block. I also bridged the two parts together and notched the down-tabs to allow for the zip-tie holding on the cable bundle. Included is a photo of the tag attached to