Multiple Manufacturers 13.5" AR-15 Upper Receiver Assembly w/ PWS Handguard & SureFire Muzzle Device
This AR-15 upper receiver assembly is built around a 13.5" barrel and fitted with a Primary Weapon Systems (PWS) free-float handguard with a full-length top Picatinny rail and M-LOK mounting slots.
Configured with a SureFire muzzle device and a "Don't Tread On Me" ejection port cover. Bolt carrier group is not included.