"Windham Weaponry UR16M4FTB SRC 16"" M4 Upper Complete w/Pic Front GB"

"Windham Weaponry UR16M4FTB SRC 16"" M4 Upper Complete w/Pic Front GB"

"This is the complete M4 Barreled upper assembly from Windham Weaponry's unique ""SRC"" rifle. Its tack-driving 16"" M4 profile barrel is chrome lined and machined from 4150 chrome moly vanadium steel - rifled 1 x 9"" right hand twist includes an A2 flash suppressor. A picatinny rail gas block with sling swivel and bayonet lug allows the attachment of a variety of front sights. M4 dual heat shield handguards complete the barrel.

The machined aluminum flat top upper receiver is complete with:

- Bolt Carrier Assembly
- Charging Handle
- Forward Assist
- Ejection Port Cover" }