Items Available For Purchase Today Object reference not set to an instance of an object. See All YANKEE HILL MACHINE ( YHM ) .556 UPPER , FLUTED BARREL , FREE FLOAT HANDGUARD For Sale from: pocustoms | No feedback Yet View | View Sellers Items YANKEE HILL MACHINE ( YHM ) .556 UPPER , FLUTED BARREL , FREE FLOAT HANDGUARD For Sale from: pocustoms | No feedback Yet View | View Sellers Items pocustoms Seller Since: Feb. 2012 This seller is NOT an FFL City: jenks State: OK SOLD - $650.00 Shipping: $20.00 Accepted Payment Methods: Returns: No Returns Description: The Yankee Hill AR-15 Lightweight Upper Assembly is a drop-in part that will attach to virtually any standard AR-15 lower assembly. Comes complete with charging handle, Mil Spec bolt and bolt carrier assembly, it is ready to pin to a complete lower assembly with no modification. Barrels feature Yankee Hill's Diamond fluting which reduces weight and increases cooling. Uppers come complete with Yankee Hill Lightweight free float 4-rail handguards which increase versatility and accuracy without adding too much weight. Specifications: yhm BCG Upper Receiver Type: Forged 7075-T6 Aluminum A3 Flat-Top Barrel Length: 20" Barrel Contour: Medium, Diamond Fluted Barrel Material: 4140 Chrome Moly Steel Muzzle Thread Pattern: N/A Chrome Lined: Yes Barrel Finish: Parkerized Twist Rate: 1 in 7" Chamber: 5.56x45mm NATO M4 Feed Ramps: Yes Muzzle Device: N/A Gas System Length: Rifle Gas Block Diameter: 0.750" Handguard: 12.5" Free Float Lightweight Quad Rail Sights: N/A Extras: 2 Yankee Hill Mini Scope Risers Condition: New In Box Brand: YHM YANKEE HILL MACHINE Caliber: .223 Remington (5.56 NATO) Item #: 986692756 Location: OK Trades Accepted: Share: Shipping Notes: See Description Items You've Viewed Recently YANKEE HILL MACHINE ( YHM ) .556 UPPER ,... $650.00 SELLER: pocustoms Add To Cart