The LPRs are already made just not milled to shape, a "slug" I guess just not a lot of excess material to remove. I didn't finish them all because I wasn't sure which design of the 5 choices people would like. ;)
I suppose I could machine a mock bottom if that was what everyone wanted...
Top
http://i550.photobucket.com/albums/i...psf9pv4tnk.jpg
Bottom
http://i550.photobucket.com/albums/i...psn1ew16sm.jpg