Primary Weapons 2M100SM1B MK114 223 Wylde 14.5" w/Fixed Brake 4140 Steel Bbl Finish
A model developed after the M4 pattern Upper, the PWS MK114 Upper has quickly become the crowd favorite for those wanting a compact package without the NFA paperwork associated with shorter barrels. The MK114 retains lethal capability out to 500 meters with varying types of ammunition.
Type: Complete Gas Impingement
Caliber: 223 Wylde
Barrel Length: 14.5" w/Fixed Brake
Barrel Material: 4140 Steel
Manufacturer: Primary Weapons
Mfg Number: 2M100SM1B