The Yankee Hill Machine Lightweight Specter XL Carbine Top End is an excellent starting point for your AR-15 build, or upgrade. This is a high quality complete upper that comes with BCG, Charging Handle, YHM Rifle Length Lightweight Railed Handguard, YHM Forearm Mounted Flip Front Sight, YHM Flip Rear Sight, YHM Low Profile Gas Block for excellence in fit and finish. Don't accept inferior products made in an unknown part of the world - go with the American Made Yankee Hill Machine Lightweight Specter XL Carbine Top End!

Specifications and Features:
Forged 7075-T6 Aluminum YHM Flat Top Upper Receiver
"T" Marked Upper Receiver
Forward Assist
16" 4140 Steel Barrel, Heat Treated to RC 25-32
5.56 NATO caliber (accepts .223 Remington)
4.8 lbs
BCG
Charging Handle
YHM Diamond Fluting Improves Rigidity and Aids in Barrel Cooling
YHM Phantom 5C2 Flash Hider / Compensator (YHM-28-5C2)
YHM Rifle Length Lightweight Railed Handguard (YHM-9636)
YHM Forearm Endcap (YHM-9484-A)
YHM Low Profile Gas Block (YHM-9384)
YHM Forearm Mounted Flip Front Sight (YHM-9627)
YHM Flip Rear Sight (YHM-9680)