Re: Questions about a 22 conversion kit for AR
I have a Spikes Tacitcal, on a Colt M4 with a 16", 1 in 7" bbl. I shoot Aguila 60 gr. SSP (subsonic ammo). I had to put the stiff spring in (supplied by Spikes with the kit), due to the short bbl. The rifle shoots 1/2" at 50 yards, and is great...