Hi I have a as new (less than 100rds) Factory assembled. CMMG 10.5 1/7 Crome lined barrel. Upper is by CMMG with T# and M4 feed ramps. Has a set of new Colt double heat sheald hand gards and a New Colt MP tested Bolt and Carrioer. Barrel is MP tested.and has M4 feed ramps. Chargeing handle is CMMG. Flash supsior and Forged front sight with bayo lug. Comes with a New in the Box ARMS #40 rear Buis. Shipped $soldPaypal M/O or personal check. Email me at email@example.com for pics. Finacal problem forces sale.