M4 SOPMOD Block II Carbine New/Used Upper. Upper is used but was re-barreled and the barrel is BRAND NEW. The upper, RIS II, and CH are used. . About 600-700 rounds through the upper/bolt.
-Daniel Defense RIS II FDE
-PSA 14.7" Carbine Barrel w/ pinned KAC NT4 FH (Legal length) M4 Profile
$850 shipped SOLD