Took him out to shoot it yesterday....He loves it! Our accuracy sucked, as we were shooting toward a setting sun, and it was quite hard to see the bullseye, but hits showed up really well.
He likes my SP1 even more! I've created a monster!
He likes the old school look over the new M4's, and also the sound. I was even amazed at the difference in blast and signature between the barrel lengths. The 20" barrel makes a lot larger and lower frequency blast than the 16". Tommy the Commie (military E type target) didn't survive very long after we got sighted in, and started mag dumping