Welcome to Mid State Firearms.

Mid State Firearms specializes in offering top quality Ar15 Upper Receivers, parts, and accessories for sale. We also work to provide you with the best prices on anything you need for home or self defense. Whether you need a fun range toy, or a defense weapon to protect your family, we are here to help.  Be sure to browse all of our items and options to customize your upper for your needs.

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    181 - 240 of 268 items
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    16" SS 5.56 Nato 1:7 5r Mid-Length Lightweight Pencil Barrel 16" .223 Wylde 1:8 Stainless Diamond Fluted Ar15 Barrel 16" 223 Wylde 1:8 4150 m4 Ar15 Barrel
    16" SS 5.56 Nato 1:7 5r Mid-Length Lightweight Pencil Barrel16" .223 Wylde 1:8 Stainless Diamond Fluted Ar15 Barrel16" 223 Wylde 1:8 4150 m4 Ar15 Barrel

    $219.00

    $119.00

    $289.00

    $179.00

    $209.00

    $99.00

     
    16" .223 Wylde 1:8 Mid-Length 4150 Lightweight Pencil Barrel 16" Stainless 300 AAC Blackout 1:8 Socom Ar15 Threaded Barrel 16" 223 Wylde 1:8 416r Stainless m4 Threaded AR15 Barrel
    16" .223 Wylde 1:8 Mid-Length 4150 Lightweight Pencil Barrel16" Stainless 300 AAC Blackout 1:8 Socom Ar15 Threaded Barrel16" 223 Wylde 1:8 416r Stainless m4 Threaded AR15 Barrel

    $219.00

    $119.00

    $199.00

    $129.00

    $239.00

    $119.00

     
    16" 300 Blackout Ar15 1:8 Barrel, Carbine 16" 6.5 Grendel 4150 m4 Ar15 Barrel 16" 7.62x39 Ar15 1:10 Barrel, Carbine
    16" 300 Blackout Ar15 1:8 Barrel, Carbine16" 6.5 Grendel 4150 m4 Ar15 Barrel16" 7.62x39 Ar15 1:10 Barrel, Carbine

    $179.99

    $79.00

    (4)

    $219.00

    $129.00

    $189.99

    $69.00

    (1)
     
    18" 1:8 416r Stainless Fluted .223 Wylde Barrel 18" Socom 5.56 / .223 Wylde Midlength Midweight Ar15 Barrel 20" Stainless Fluted .223 Wylde 1:8 Ar15 Barrel
    18" 1:8 416r Stainless Fluted .223 Wylde Barrel18" Socom 5.56 / .223 Wylde Midlength Midweight Ar15 Barrel20" Stainless Fluted .223 Wylde 1:8 Ar15 Barrel

    $269.99

    $159.99

    $219.00

    $129.00

    $269.99

    $179.99

     
    20" Stainless Spiral Fluted .223 Wylde 1:8 Ar15 Barrel 24" 5.56 / .223 Wylde Stainless Fluted 1:8 .875 Heavy Barrel 6.5 Grendel Type II Stainless Ar15 Barrels - 18, 20, 24 inch
    20" Stainless Spiral Fluted .223 Wylde 1:8 Ar15 Barrel24" 5.56 / .223 Wylde Stainless Fluted 1:8 .875 Heavy Barrel 6.5 Grendel Type II Stainless Ar15 Barrels - 18, 20, 24 inch

    $289.99

    $199.99

    (1)

    $319.00

    $199.00

    $249.00

    $169.00

     
    6.5 Creedmoor 24" 416r Stainless Fluted Barrel Lr308 / Ar10 Ar15 Gas Tubes - Pistol, Carbine, Mid-Length, Rifle Ar15 Stripped Upper With Dust Cover and Forward Assist Installed
    6.5 Creedmoor 24" 416r Stainless Fluted Barrel Lr308 / Ar10Ar15 Gas Tubes - Pistol, Carbine, Mid-Length, RifleAr15 Stripped Upper With Dust Cover and Forward Assist Installed

    $249.00

    $13.00

    $9.99

    (3)

    $129.99

    $79.99

    (3)
     
    Mil Spec Ar15 Stripped Upper Receiver - a3/a4 Flat Top Stripped Lightweight Ar15 Sport Upper - No dc/fa Charging Handle - Spec Ops Oversized Extended Latch - Black
    Mil Spec Ar15 Stripped Upper Receiver - a3/a4 Flat TopStripped Lightweight Ar15 Sport Upper - No dc/faCharging Handle - Spec Ops Oversized Extended Latch - Black

    $79.99

    $49.99

    (1)

    $59.99

    $54.99

    (1)

    $34.99

    $24.99

     
    Ar15 Standard Charging Handle SI Red Ar15 Charging Handle with Extended Latch 1/2" Crush Washer (5.56/223)
    Ar15 Standard Charging HandleSI Red Ar15 Charging Handle with Extended Latch1/2" Crush Washer (5.56/223)

    $14.99

    (2)

    $37.99

    $2.25

    $1.99

     
    A2 Flash Hider - 1/2-28 5.56/223 Threads Black Tanker Style Comp Brake Competiton Muzzle Brake, Black, .223 1/2-28 Threads
    A2 Flash Hider - 1/2-28 5.56/223 ThreadsBlack Tanker Style Comp BrakeCompetiton Muzzle Brake, Black, .223 1/2-28 Threads

    $8.00

    (1)

    $59.00

    $59.99

    $35.99

     
    Claw Flash Hider .223 1/2-28 Threads .223 3n1 Hybrid Flash / Muzzle Brake / Solvent Trap Adapter Competition Muzzle Brake, Stainless, choose Threads
    Claw Flash Hider .223 1/2-28 Threads.223 3n1 Hybrid Flash / Muzzle Brake / Solvent Trap Adapter Competition Muzzle Brake, Stainless, choose Threads

    $59.99

    $39.99

    $69.99

    $49.99

    $59.99

    $39.99

    (2)
     
    md70 .223 Ar15 Muzzle Brake Ar15 Linear Compensator Ar15 Spartan Flash Hider, .223 1/2-28 threads
    md70 .223 Ar15 Muzzle BrakeAr15 Linear CompensatorAr15 Spartan Flash Hider, .223 1/2-28 threads

    $84.99

    $54.99

    $49.99

    $39.99

    $39.99

     
    SI Cookie Cutter Comp - 5.56/223 (1/2-28 Threads) SI Cookie Cutter Comp - .308 (5/8-24 Threads) SI Fat Comp 02 .223
    SI Cookie Cutter Comp - 5.56/223 (1/2-28 Threads)SI Cookie Cutter Comp - .308 (5/8-24 Threads)SI Fat Comp 02 .223

    $59.95

    $59.95

    $49.95

    $39.95

     
    SI Fat Comp 01 .223 SI Fat Comp 04 .223 SI Fat Comp 03 .223
    SI Fat Comp 01 .223SI Fat Comp 04 .223SI Fat Comp 03 .223

    $49.95

    $39.95

    $49.95

    $39.95

    $49.95

    $39.95

     
    SI Checkmate Comp SI Type89 J-Comp v2 2.0 .223/5.56 (1/2-28 threads) Jcomp SI King Comp
    SI Checkmate CompSI Type89 J-Comp v2 2.0 .223/5.56 (1/2-28 threads) JcompSI King Comp

    $49.95

    $39.95

    $44.95

    $39.95

    $49.95

    $44.95

     
    SI Triple Crown Comp 223 / 5.56 1/2-28 Threads SI Venom Flash Hider - Strike Industries SI Cobra Dummy Suppressor w/ Threaded Muzzle
    SI Triple Crown Comp 223 / 5.56 1/2-28 ThreadsSI Venom Flash Hider - Strike IndustriesSI Cobra Dummy Suppressor w/ Threaded Muzzle

    $49.95

    $47.95

    $49.95

    $44.95

    $49.99

     
    Stainless Tanker Style Comp Brake Stainless Twisted Flash Hider 5.56/.223 Stainless Centurion Ar15 Muzzle Brake .223 1/2-28 threads
    Stainless Tanker Style Comp BrakeStainless Twisted Flash Hider 5.56/.223Stainless Centurion Ar15 Muzzle Brake .223 1/2-28 threads

    $59.00

    $39.99

    (2)

    $37.99

     
    Spiral Flash Hider, .223 1/2-28 Threads Competition Muzzle Brake, Black, .308 5/8-24 Threads Trident Flash Hider, Ar15 .223 1/2-28 Threads
    Spiral Flash Hider, .223 1/2-28 ThreadsCompetition Muzzle Brake, Black, .308 5/8-24 ThreadsTrident Flash Hider, Ar15 .223 1/2-28 Threads

    $39.99

    $59.99

    $35.99

    $35.99

     
    1/2-28 Ar15 Flash Can, Black 5/8-24 Flash Can, Black Ar15 / Ar10 Spectre Flash Hider .223
    1/2-28 Ar15 Flash Can, Black5/8-24 Flash Can, Black Ar15 / Ar10Spectre Flash Hider .223

    $35.00

    $35.00

    $29.99

    $20.99

    (1)
     
    16" Mid-Length 5.56 NATO 1:7 4150 Ar15 Barrel 9mm Nitride Bolt Carrier Group and Stripped Upper Combo Nickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group
    16" Mid-Length 5.56 NATO 1:7 4150 Ar15 Barrel9mm Nitride Bolt Carrier Group and Stripped Upper ComboNickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group

    $169.00

    $99.00

    $209.99

    $189.99

    (1)

    $219.00

    $179.00

     
    7.62x39 M16 / Ar15 Bolt Carrier Group Melonite / Black Nitride M16 / Ar15 Full Auto Bolt Carrier Group Ar15 / M16 Firing Pin
    7.62x39 M16 / Ar15 Bolt Carrier GroupMelonite / Black Nitride M16 / Ar15 Full Auto Bolt Carrier GroupAr15 / M16 Firing Pin

    $189.00

    $99.00

    $189.00

    $99.00

    (3)

    $6.95

     
    181 - 240 of 268 items
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