FM Products MIKE-15 Buffer-less .223 Wylde Gen 2 Upper Receiver

FM Products MIKE-15 Buffer-less .223 Wylde Gen 2 Upper Receiver\n\nThe Mike-15 Gen 2 Upper Receivers allow consumers to use their existing AR-style Mil Spec Lower Receiver and combine it with the included Picatinny Rail Adapter to convert vanilla M4 to a modern buffer-less AR.\n\nSpecifications for FM Products MIKE-15 Buffer-less .223 Wylde Gen 2 Upper Receiver: Caliber .223 Wylde, Barrel Profile Light Weight, Gas System Length Mid Length, Barrel Twist Rate 1-8, Threads per Inch 1/2x28, Handguard Type Free-Float, Muzzle Device A2 Flash Hider, Finish Type III Hard Coat, Color Black, Fabric/Material 41v50 Steel, Gas Block Journal Size-Diameter .625 in, Gun Rail M-LOK, Charging Handle Included MIL-SPEC, Magazine Included No, Mount Type M-LOK.\n\nFeatures:\n- Proprietary Low Mass Bolt Carrier machined from pre-hard 4342 with integrated recoil lug in the gas key\n- Lightweight M-LOK handguard with interlocking tab for alignment with bore\n- Proprietary double pinned gas block with interlocking feature\n- Monolithic buffer-less AR-style upper receiver for a lightweight build and compatibility with folding/collapsible stocks\n- Extra-long taper-lock barrel nut for improved torsional rigidity and handguard support\n- Firing pin spring and S7 tool steel components including cam pin and extractor\n\nPackage Contents:\n- FM Products FM-15 .223 Wylde Mid Length Gen 2 Upper Receiver\n- Picatinny Rail Adapter