colt A1 skinny profile 20" with 1 in 12 twist. has A1 style FH, barrel nut assembly. i had this on a FF upper, so the FSB tapper pins are loosely set. NO gas tube. price is $100 shipped.
barrel show some marks under the HG's from the barrel vice jaws and from the tapper pins being in and out.
emails are the best way to contact me. money orders only please, thanks.
scott in tucson