Originally Posted by Melvin
I'll be ok with a 10 rnd top mount spring feed (you know it will happen) and 9 fsr's in the clip for back up.
Now there's an idea.
Since the rail continues down the marker, I wonder how much dremel work it would take to allow the BT springfeed adapter to fit on this thing. Might be tricky, if the rail segments don't sequence properly, but I bet you could fudge it with spherical projectiles.