MSF Uppers Gun Parts
(7 deals total)

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2 weeks ago
Mid State Firearms Ar15 Upper Receiver with lightweight Keymod V15 slim freefloat rail. 16" 416r Stainless m4 Barrel .223 Wylde chamber (shoots both 5.56 and .223) 1:8 Twist 7075-t6 Aluminum mil-spec receiver Dust cover, forward assist 15" slim keymod free float rail a2 flash hider Carbine gas .750 steel gas block Item #: 16upperssv15
4 months ago
Properly assembled 16″ Ar15 rifle upper for your build. 16″ Ballistic Advantage AR15 Barrel with 15″ 7side MLOK free float rail. Mil Spec reciever with dust cover and forward assists installed, your choice of gas system. Comes standard with A2 muzzle device, but feel free to choose you own! BCG and Charging handle can be added for a complete upper! Assembled, Test-Fired, and QC’d In-House
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6 months ago
This premium upper has all the bells & whistles you could ask for. - 416r Stainless Fluted Barrel - .223 Wylde Chamber (shoots 5.56 or .223) - 1 in 8 Twist - 1/2-28 threads - Mid-Length gas, .750 low profile steel gas block. - Competition Muzzle Brake - 15" M-Lok Free Float Handguard - Non-Reciprocating Side Charging Billet Upper Receiver - Titanium Nitride or Nickel Boron BCG (you choose) As with all of our complete uppers, this comes test-fired with head space checked.  Item #: 223wside-18
20 months ago
Weight 4 lbs Barrel Size 10.5" Caliber 5.56/.223 Style Pistol
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28 months ago
16" Ar15 Uppper 1:8 Twist 4150 CM Parkerized barrel Carbine Gas .750 Low Profile Gas Block 7075-t6 'mil spec' Alumunim Receiver m4 Feed Ramps Gen3 Slim Free Float Rail 1/2-28 Threads Specter Flash Hider 16gen3blk
74 months ago
16" 416r Stainless Barrel .223 Wylde Chamber (Shoots both 5.56 and 223) 1:8 Twist M4 Feed Ramps 10" Free Float Aluminum Handguard 7075-T6 Upper Receiver Dust Cover, Forward Assist .750 Steel Gas Block Carbine gas tube A2 Flash Hider, 1/2-28 Barrel Threads M16 Bolt Carrier Group Charging Handle blems may or may not have cosmetic blemishes upgrades available. Check out the site for other great deals.
78 months ago
16" m4 Contour 4150 Chrome Moly Barrel (Parkerized) .223 Wylde chamber (shoots 5.56 and .223) 1:8 Twist .750 Gas Block Carbine Length Gas System M4 Feed Ramps Dust Cover, Forward Assist 7075-T6 Aluminum Upper Receiver Free Float Aluminum Quad Rail A2 Flash Hider, 1/2-28 Threads M16 Black Nitride/Melonite MPI bcg and charging handle