The UR16LHB from Windham Weaponry is a complete heavy barreled upper assembly, ready to add your choice of optics or rear sights. A superbly accurate 16” heavy profile barrel chrome lined and machined from 4150 chrome moly vanadium steel is rifled 1 x 9” right hand twist. An A2 flash suppressor and standard A2 front sight are fitted.
The machined aluminum flat top upper receiver is complete with:
- Bolt Carrier Assembly
- Forward Assist
- Charging Handle
- Ejection Port Cover