Ops Core Helmet Goggle Attachments

I used the the of http://www.thingiverse.com/thing:734608 to create a goggle attachment for my Ops Core helmet, Arch Rail mount. They slide in on the lower back part of the rail to create a bracket to attach a set of goggles to. They are not pretty but they are functional. The set published here is the final set, the set i printed and tested had a few flaws (too long, and some overhangs).

For this set i suggest printing 15% infill (or more). The L and the R fit inside, so as to not be vi