AR15 UPPER 5.56X45MM MATCHGRADE STAINLESS BARREL in Detroit, Michigan For Sale

AR15 UPPER 5.56X45MM MATCHGRADE STAINLESS BARREL
PURCHASE AT www.cbarms.com
eXtreme Tactical 16? HBAR Stainless 5.56/.223 Upper PROMO
16" 416 stainless steel heavy/hbar contour barrel. Hardened to 26-32 rc and stress relieved. Chambered in 5.56 nato. (also accepts .223 rounds) 1-9 rh twist 6 groove button rifled. .750 under gas block. Stainless steel a2 compensator and stainless steel crush washer. M4 feedramps
A3 flat top upper receiver made from certified xxxx-t6 aluminum forgings. Black hardcoat anodized and teflon coated to gov. specs. Proper white "t-marks" on rails. Forward assist and dust cover installed.
Complete delta ring assembly and unique 2 piece quad rail handguard made from aircraft quality aluminum and black hardcoat anodized. The 2 piece design allows you to remove the handguards without removing the gas block/fsb on your rifle
Single top rail gas block made from aircraft quality aluminum and black hardcoat anodized. Carbine length.
Please note that now this upper comes with our single top rail gas block, not the quad rail as pictured. You can see a picture of it to your left.
Source: http://www.armslist.com/posts/xxxx498/detroit-michigan-rifles-for-sale--ar15-upper-5-56x45mm-matchgrade-stainless-barrel