5.56/.223

5.56/223 Upper Receiver Assemblies for AR-15. Virtually all of our uppers for sale have the parts in stock and are built to order by us. We check headspace and test fire complete AR-15 upper assemblies when ordered with bcg and charging handle. .223 Wylde uppers will shoot both 5.56 Nato and .223 Rem ammo. Choose us for your next custom Ar15 build and we'll deliver an exceptional product at a great price.  

     
    *PREMIUM Rifle Build Kit* 3lb Trigger with Slim Rail & NiBo BCG 10.5" 5.56/223 Ar15 Pistol upper with 10" Mlok 10.5" 5.56/223 Ar15 upper with 10" g3s mlok
    *PREMIUM Rifle Build Kit* 3lb Trigger with Slim Rail & NiBo BCG10.5" 5.56/223 Ar15 Pistol upper with 10" Mlok10.5" 5.56/223 Ar15 upper with 10" g3s mlok

    $1,348.99

    $938.00

    (3)

    $548.00

    $378.00

    $548.00

    $348.00

     
    10.5" 5.56/223 Ar15 upper with 10" v10 mlok 10.5" Prebuilt 5.56 1/7 Nitride Upper with Premium cnc MLOK rail 10.5" 5.56/223 AR15 Complete Upper w/ BCG & Charging Handle
    10.5" 5.56/223 Ar15 upper with 10" v10 mlok10.5" Prebuilt 5.56 1/7 Nitride Upper with Premium cnc MLOK rail10.5" 5.56/223 AR15 Complete Upper w/ BCG & Charging Handle

    $548.00

    $348.00

    $548.00

    $448.00

    $550.42

     
    14.5" 1:8 5.56 / 223 Upper with Pinned/Welded Muzzle Device 14.5" MSF Specter .223 Wylde Ar15 Upper with pin/weld brake 16" 1:7 5.56/223 Wylde blem AR15 Upper w/ BCG & Charging Handle
    14.5" 1:8 5.56 / 223 Upper with Pinned/Welded Muzzle Device14.5" MSF Specter .223 Wylde Ar15 Upper with pin/weld brake 16" 1:7 5.56/223 Wylde blem AR15 Upper w/ BCG & Charging Handle

    $512.03

    $445.89

    $750.17

    $485.57

    $551.73

    $490.82

    (1)
     
    16" 223 Wylde Melonite 1:7 Ar15 upper with 12" Light MLok Rail 16" Blem 1:7 5.56/223 Wylde AR15 Upper with 10" Free Float 16" Custom Upper with Free Float Handguard, NiB BCG & Ext. Latch
    16" 223 Wylde Melonite 1:7 Ar15 upper with 12" Light MLok Rail16" Blem 1:7 5.56/223 Wylde AR15 Upper with 10" Free Float 16" Custom Upper with Free Float Handguard, NiB BCG & Ext. Latch

    $564.98

    $382.38

    $551.73

    $356.93

    $841.48

    $703.71

     
    16" Oilslick Ar15 upper with 15" lt Mlok, BCG & Charging handle 18" 1:8 SS Fluted 5.56/223 MLok Upper, Nickel Boron BCG & CH 18" SS 223 Wylde 1:8 Rifle length Ar15 Upper w 15 MLok Rail
    16" Oilslick Ar15 upper with 15" lt Mlok, BCG & Charging handle18" 1:8 SS Fluted 5.56/223 MLok Upper, Nickel Boron BCG & CH18" SS 223 Wylde 1:8 Rifle length Ar15 Upper w 15 MLok Rail

    $801.78

    $975.09

    $718.42

    (4)

    $563.64

    $449.33

     
    20" 1:8 5r SS Fluted 223 Wylde MLok Upper, Nickel Boron BCG & CH 20" 1:8 5r SS Fluted 5.56 MLok Upper, Nickel Boron BCG & CH 20" 416r Stainless Fluted 5.56/223 Wylde 1:8 5r MLok Upper
    20" 1:8 5r SS Fluted 223 Wylde MLok Upper, Nickel Boron BCG & CH20" 1:8 5r SS Fluted 5.56 MLok Upper, Nickel Boron BCG & CH20" 416r Stainless Fluted 5.56/223 Wylde 1:8 5r MLok Upper

    $1,107.39

    $718.42

    (2)

    $1,107.39

    $718.42

    $1,107.39

    $517.60

     
    20" CHF 5.56 Nato 1:7 Melonite Ar15 Rifle Upper, c15 Rail 5.56 / .223 Wylde 16" m4 Upper with 10" Free Float Quad Rail
    20" CHF 5.56 Nato 1:7 Melonite Ar15 Rifle Upper, c15 Rail 24" 4150 Fluted Heavy Bull 5.56 .223 Wylde Upper & slim rail5.56 / .223 Wylde 16" m4 Upper with 10" Free Float Quad Rail

    $709.18

    $510.72

    $748.86

    $576.88

    $472.35

    $406.19

     
    7.5 223 Wylde Ar15 Upper with 10" Hybrid Mlok Rail & Flash Can 7.5 5.56 / 223 Wylde Ar15 Pistol Upper with 7" hybrid Mlok rail 7.5" Blem 5.56/223 Ar15 Pistol Upper w/ M-Lok Handguard
    7.5 223 Wylde Ar15 Upper with 10" Hybrid Mlok Rail & Flash Can7.5 5.56 / 223 Wylde Ar15 Pistol Upper with 7" hybrid Mlok rail 7.5" Blem 5.56/223 Ar15 Pistol Upper w/ M-Lok Handguard

    $484.26

    $418.12

    $603.34

     
    7.5" Blem 5.56/223 Ar15 Pistol Upper, BCG and Charging Handle 8" 5.56/223 Ar15 Upper with 10" gen3 Rail & Flash Can Blem 16" 5.56/223 Wylde AR15 Complete Upper with 15" slim Rail
    7.5" Blem 5.56/223 Ar15 Pistol Upper, BCG and Charging Handle8" 5.56/223 Ar15 Upper with 10" gen3 Rail & Flash CanBlem 16" 5.56/223 Wylde AR15 Complete Upper with 15" slim Rail

    $578.19

    $485.57

    $484.26

    $723.71

    $558.34

     
    Blem MSF 16" 5.56/223 1:7 Ar15 Upper, slim Mlok Rail BMS 556/223 Upper: 10.5" + welded Suppressor Shroud = Legal 16" Custom Assembled Oilslick Ar15 Upper - You pick options
    Blem MSF 16" 5.56/223 1:7 Ar15 Upper, slim Mlok RailBMS 556/223 Upper: 10.5" + welded Suppressor Shroud = Legal 16" Custom Assembled Oilslick Ar15 Upper - You pick options

    $616.56

    (4)

    $1,162.92

    $990.91

    $841.48

    $709.18

     
    Grab Bag 16" 5.56/223 AR15 Complete Upper with random handguard MSF 16" 5.56/223 1:8 Ar15 Upper with slant hybrid 15" M-Lok Rail MSF 16" 5.56/223 1:8 Ar15 Upper with slim 12" M-Lok Rail
    Grab Bag 16" 5.56/223 AR15 Complete Upper with random handguardMSF 16" 5.56/223 1:8 Ar15 Upper with slant hybrid 15" M-Lok RailMSF 16" 5.56/223 1:8 Ar15 Upper with slim 12" M-Lok Rail

    $723.71

    $572.03

    $616.56

    $418.12

    $510.72

    $418.12

     
    MSF 16" 5.56/223 Wylde 1:7 Ar15 Upper, slim Mlok  Rail MSF PRO Side Charging 18" SS .223 Wylde Fluted Complete Upper Upgraded Grab Bag / Clearance Ar15 Rifle Upper w/ Free Float
    MSF 16" 5.56/223 Wylde 1:7 Ar15 Upper, slim Mlok RailMSF PRO Side Charging 18" SS .223 Wylde Fluted Complete Upper Upgraded Grab Bag / Clearance Ar15 Rifle Upper w/ Free Float

    $616.56

    $418.12

    (2)

    $1,363.95

    $1,038.45

    $590.19

    $378.42

    (6)
     
    Grab Bag / Clearance Ar15 Rifle Upper w/ Free Float Handguard 7.5" MSF Lightweight Sport 5.56/223 Wylde Ar15 Pistol Upper 7.5" Stainless 1:7 5.56/223 ar15 Upper with 7" Free Float Rail
    Grab Bag / Clearance Ar15 Rifle Upper w/ Free Float Handguard7.5" MSF Lightweight Sport 5.56/223 Wylde Ar15 Pistol Upper 7.5" Stainless 1:7 5.56/223 ar15 Upper with 7" Free Float Rail

    $497.57

    $347.68

    (10)

    $354.60

    (7)

    $406.19

    $366.51

    (4)
     
    10.5" SS 5.56/223 Ar15 Upper, Slanted Hybrid MLok & Flash Can 10.5" 5.56/223 Ar15 Pistol Upper with 12" Gen3 Rail & Flash Can 10.5" Blem 5.56/223 AR15 Complete Upper w/ BCG & Charging Handle
    10.5" SS 5.56/223 Ar15 Upper, Slanted Hybrid MLok & Flash Can10.5" 5.56/223 Ar15 Pistol Upper with 12" Gen3 Rail & Flash Can10.5" Blem 5.56/223 AR15 Complete Upper w/ BCG & Charging Handle

    $643.02

    $497.50

    $616.56

    $484.26

    $550.42

    $490.82

    (25)
     
    10.5" SS 1:8 5.56/223 ar15 Upper, 10" Gen3 Slim Free Float Rail 10.5" Stainless 1:8 5.56/223 ar15 Upper with 10" Free Float Rail 14.5" 1:8 5.56 / 223 ar15 Pistol Upper with 10" Free Float Rail
    10.5" SS 1:8 5.56/223 ar15 Upper, 10" Gen3 Slim Free Float Rail10.5" Stainless 1:8 5.56/223 ar15 Upper with 10" Free Float Rail14.5" 1:8 5.56 / 223 ar15 Pistol Upper with 10" Free Float Rail

    $550.42

    $444.58

    (2)

    $419.43

    (18)

    $445.89

    $379.73

     
    16" MSF Specter .223 Wylde Ar15 Upper with 12" Gen3 Slim Rail 16" SS 556/223 Ar15 Upper with Slanted Hybrid Mlok Rail 16" Stainless .223 Wylde 1:8 Ar15 Upper w/ C15 Slim Keymod Rail
    16" MSF Specter .223 Wylde Ar15 Upper with 12" Gen3 Slim Rail16" SS 556/223 Ar15 Upper with Slanted Hybrid Mlok Rail16" Stainless .223 Wylde 1:8 Ar15 Upper w/ C15 Slim Keymod Rail

    $750.17

    $419.43

    (25)

    $576.88

    $418.12

    (2)

    $576.88

    $418.12

    (4)
     
    16" Stainless .223 Wylde 1:8 Ar15 Upper w/ F15 Slim Keymod Rail 16" Stainless .223 Wylde 1:8 Ar15 Upper w/ V15 Slim Keymod Rail MSF 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging Handle
    16" Stainless .223 Wylde 1:8 Ar15 Upper w/ F15 Slim Keymod Rail16" Stainless .223 Wylde 1:8 Ar15 Upper w/ V15 Slim Keymod RailMSF 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging Handle

    $576.88

    $418.12

    (5)

    $576.88

    $418.12

    (7)

    $551.73

    (13)
     
    MSF Blem 16" 5.56/223 Wylde AR15 Upper with 10" Free Float MSF Blem 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging Handle SS Blem 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging Handle
    MSF Blem 16" 5.56/223 Wylde AR15 Upper with 10" Free FloatMSF Blem 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging HandleSS Blem 16" 5.56/223 Wylde AR15 Upper w/ BCG & Charging Handle

    $551.73

    $356.93

    (16)

    $551.73

    $490.82

    (55)

    $591.41

    $517.60

    (44)
     
    MSF Sport 16" .223 Wylde 1:7 AR15 Upper w/ BCG & Charging Handle MSF Sport 16" 5.56/.223 Wylde Ar15 Upper 16" Stainless M4 5.56 /.223 Wylde Ar15 Upper with Gen3 Slim Rail
    MSF Sport 16" .223 Wylde 1:7 AR15 Upper w/ BCG & Charging HandleMSF Sport 16" 5.56/.223 Wylde Ar15 Upper 16" Stainless M4 5.56 /.223 Wylde Ar15 Upper with Gen3 Slim Rail

    $631.11

    $485.57

    (4)

    $419.43

    $340.05

    (1)

    $510.72

    $471.04

    (8)
     
    18" 1:8 Stainless Fluted 5.56/223 ar15 Upper with 12" Free Float 18" 5.56/223 1:8 SS Spiral Fluted  Ar15 Upper, 12" Hybrid Keymod 24" SS Fluted Heavy Bull 5.56 .223 Wylde Upper & Gen3 slim rail
    18" 1:8 Stainless Fluted 5.56/223 ar15 Upper with 12" Free Float18" 5.56/223 1:8 SS Spiral Fluted Ar15 Upper, 12" Hybrid Keymod24" SS Fluted Heavy Bull 5.56 .223 Wylde Upper & Gen3 slim rail

    $684.03

    $485.57

    (48)

    $816.33

    $564.95

    $748.86

    $576.88

    (5)
     
    5R MSF 20" 1:8 SS Fluted 5.56 / 223 Ar15 Upper with 15" Rail MSF 20" 1:8 Stainless Fluted .223 Wylde Ar15 Upper with 15" Rail Double Upper Combo!  Complete .223 Wylde & 300 Blk
    5R MSF 20" 1:8 SS Fluted 5.56 / 223 Ar15 Upper with 15" RailMSF 20" 1:8 Stainless Fluted .223 Wylde Ar15 Upper with 15" RailDouble Upper Combo! Complete .223 Wylde & 300 Blk

    $750.17

    $538.49

    (2)

    $750.17

    $538.49

    (23)

    $842.79

    $718.42

    (7)
     
    5.56 / .223 Wylde 16" m4 Upper with 12" Free Float Quad Rail 5.56 / .223 Wylde 16" m4 Upper with 15" Free Float Quad Rail
    5.56 / .223 Wylde 16" m4 Upper with 12" Free Float Quad Rail5.56 / .223 Wylde 16" m4 Upper with 15" Free Float Quad Rail

    $419.43

    (4)

    $419.43

    (14)