Brand New COLT 20" A4 Upper & Fixed Stock Bundle - Windham <B>1 Upper, Unissued Colt "C" BCG. Complete, brand-new 20-inch A4 project bundle. Everything is 100% factory-new and unfired outside of proofing. I am parting with this setup exclusively to fund a short-barreled carbine build.What's Included:The 20" A4 Upper Assembly: Features a pristine, unissued Windham-era Bushmaster barrel and receiver. The front sight base features the highly desirable double-diamond <B>1 mark from the legendary Windham, Maine factory. 20" chrome-lined government profile barrel (1:7 twist) with standard polymer handguards and A2 birdcage.Premium Colt BCG & CH: Includes a mint, unissued premium Colt military-era Bolt Carrier Group featuring a deep roll-stamped "C" on the carrier and a stenciled "MPC" bolt body. Includes a standard factory charging handle.Fixed Rifle Stock Assembly: Complete full-length A2-style fixed rifle stock, including the correct rifle buffer and rifle buffer spring. Perfect setup to instantly convert a lower into a correct A4 clone.Price: $695 for the entire package. May trade for antique lever action rifles or Colt SAA revolvers.