2424 corner bracket and 2424 joiner

These are two pieces I used to construct my cdrom drive 3d printer. It is meant to be used with project locus's 2424 extrusions.

Part Studio 1(3) is the joiner.

Part Studio 1 (2) is the corner piece.

http://www.thingiverse.com/thing:961364 (project Locus)