Sold to Maxbid $425 plus shipping. YHM Receiver with M-4 feed ramps and T-Marks, Bushmaster M-4 countour barrel chrome lined 1:9 twist A2 Flash hider, M-4 Bushmaster handguards, bolt is the bolt that matched at the factory by bushmaster to this barrel. This upper is new and only testfired at bushmaster factory. It was purchased direct from factory in A2 config. and I had an Armorer change it out to the A-3 Flat-top config. Payment can be Money Order or cashiers. No paypal as my account has been locked for selling an evil A2 Upper receiver.