PWS AR-15 MK116 MOD 1-M Long Stroke Gas Piston Upper Receiver Assembly 223 Wylde 16.1" Barrel M-Lok FSC556

Primary Weapons Systems MK116 MOD1-M Upper Receiver 16 inch Barrel .223 Wylde 3-Setting Adjustable Gas System FSC556 Compensator Matte Black. 223 Wylde Upper Receiver. As a rifle-length upper receiver it is effective at short- medium- and even slightly long-range engagements. Since it is chambered in .223 Wylde it is rated for the high-pressure of 5.56x45mm as well as .223 Remington giving you plenty of ammo options to choose from. Plus unlike AR 15 pistols there are no restrictions on the attachments you can put on it. You have full control over the stock foregrip optic and everything else and the MK116 MOD1-M comes with Picatinny rails and M-LOK attachment points to make this easy. This upper receiver also comes with a 3-setting adjustable gas block for finetuning and an FSC 556 flash hider to reduce your muzzle exposure. Pick one up today to complete your build and get to the range Specifications for Primary Weapons Systems MK116 MOD1-M 16 inch .223 Wylde Upper Receiver: Manufacturer: Primary Weapons Systems Cartridge: .223 Wylde Barrel Length: 16 in Muzzle Device: FSC 556 Finish: Matte Color: Black Additional Features: 3-Setting Adjustable Gas System Condition: New Magazine Included: No Features of Primary Weapons Systems MK116 MOD1-M 16 inch .223 Wylde Upper Receiver: 16-inch Barrel 3-setting Adjustable Gas System Matte Black Finish Chambered in .223 Wylde FSC 556 Muzzle Device Picatinny Rails Package Contents: Primary Weapons Systems MK116 MOD1-M 16in bbl Upper Receiver Primary Weapons Systems 18-M116UA0B: MK116 MOD1-M Upper Receiver 16 inch Barrel .223 Wylde 3-Setting Adjustable Gas System FSC556 Compensator Matte Black