http://www.alexanderarms.com/pics/sspics/hr/126.jpg

18" chrome lined fluted barrel. Fully chromed operating parts including carrier and bolt assembly. Barrel has 1 in 7.5 twist rate, threaded 9/16-24 with A2 flash hider, standard for AAC for Gemtech adapters. Fits standard small pin AR15 lower receivers. Gas system is adjustable for regular use or for use with a suppressor. SOLD AS AN UPPER UNIT ONLY.

Cost: $1600.00 shipped

Condition: New