Colt M4A3 flat top upper with Colt M4 14.5inch barrel in absolutely MINT condition. The upper receiver is current Colt production and has the RAS T numbers in the rail. It also is stamped M4 and has the feed ramp cuts. The barrel is the popular hard to get Colt M4 14.5inch military issue barrel thats marked C MP, 5.56 NATO, and 1x7. It comes with M4 handguards and side tactical sling mount. Also included are bolt, charging handle, and carry handle all made by Colt. No contract or aftermarket parts here! Im asking $895.00 plus shipping and will e-mail pics only to a serious buyer. Payment by money order or Pay-pal only. Please contact me via e-mail.