Stock for a Nerf Recon CS-6 blaster

This stock will glue onto the back of a Recon Nerf blaster. My son designed it and I executed it. It has a cavity (and cover) to fit the battery pack for EL wire from Electric Optics. You can print it as either a complete stock, or left/right halves. You can get a better glue joint on a left/right assembly.
It doesn't fit perfectly; you will have to shape thing a little after gluing, and you will almost certainly want to use some filler to smooth out the grip area. If you cut the spring