Pipe Cutting Jig attached to a 2x4

I recently needed to cut 12 - 1/2" EMT (Electrical Metal Tubing) all the same lengths, so I came up with this simple holding bracket screwed to a 2"x4". I am using a Rigid 101 Tubing cutter http://www.homedepot.com/p/RIDGID-101-Tubing-Cutter-40617/100075014 . I made the bracket so it was a snug fit against the cutter. I printed 3 brackets for the size pipe I was using & a **EMT_Cut_Jig_8mmSpacer_Rev4.stl**. I only needed the third bracket when the pipe was really long.

You need 1 - 2"x4" a