.223 REM/5.56 NATO
Showing 1–60 of 61 results
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Aero Precision APAR600201AC M4E1 Enhanced Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15
$199.99 Read more -
Aero Precision APAR700201C M4E1 Threaded Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15
$134.99 Read more -
Aim Sports AR5CUB8 Assembly 5.56x45mm NATO 10.50″ Black Nitride Barrel 7075-T6 Aluminum Black Anodized Receiver 10″ M‑LOK Handguard for AR-15
$359.99 Read more -
CMMG 55B8D86AB Dissent MK4 5.56x45mm NATO 10.50″, Left Side Charging Handle, Armor Black, Zeroed Blast Comp, 9.60″ M‑LOK Handguard, Picatinny End Plate, Fits AR-Platform *UPPER ONLY
$1,247.99 Read more -
CMMG 55BB40BAB Resolute MK4 5.56x45mm NATO 16.10″, Armor Black, M‑LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)
$509.99 Add to cart -
Cobalt Kinetics CKPROURG55616BBLK CK-Pro Urg 5.56x45mm NATO 16″ Black Cerakote Receiver
$1,261.99 Add to cart -
DANIEL DEFENSE UPPER MK18 5.56MM RIS II FDE
$1,532.99 Add to cart -
Dpms Panther Arms DP51655155946 Kitty Kat 5.56 NATO 7.50″ Black Nitride Barrel Aluminum Hard Anodized Black Receiver
$557.99 Add to cart -
Dpms Panther Arms DP51655207090 Kitty Kat 5.56 NATO 7.50″ Black Nitride Barrel Aluminum DPMS 6.5″ Quad Rail Handguard
$461.99 Read more -
FAXON ARAK-21 556NATO 12.5″ UPPER
$957.99 Read more -
FAXON ARAK-21 556NATO 16″ UPPER
$957.99 Read more -
FIGHT MCR DUAL FD UPR 556 MLOK 16.25
$5,987.99 Add to cart -
FIGHT MCR DUAL FD UPR 556 PIC 16.25″
$5,987.99 Add to cart -
FIGHT MCR MIL DF UPR 556 PIC 12.5″
$6,599.99 Add to cart -
FIGHT MCR MIL DF UPR 556 PIC 16.25″
$6,599.99 Add to cart -
Fightlite Industries MCR556DFRM 5.56x45mm NATO 16.25″ 7075-T6 Aluminum M‑LOK Handguard
$6,599.99 Add to cart -
GE URG‑I NC 556NATO 10.3″ BLK/DDC
$1,525.00 Read more -
GE URG‑I NC 556NATO 11.5″ BLK/DDC
$1,525.00 Read more -
GEISSELE 08–159 URG‑I NEAR CLONE 556 14.5 BK/DDC
$1,525.00 Read more -
Gemtech 13833 GVAC Upper Receiver 5.56x45mm NATO 16.10″, Black, 15″ M‑LOK Handguard, ETM Flash Hider, BCG Included
$781.99 Add to cart -
HK 51000384 UPPER RECEIVER KIT MR556A4 16.5″
$2,179.00 Read more -
HK 51000385 UPPER RECEIVER KIT MR556A4 11″
$2,179.00 Read more -
LBE Unlimited AR125RBK Ready Build Kit 12.5″
$540.99 Add to cart -
LBE Unlimited AR137RBK Ready Build Kit 13.7″
$540.99 Add to cart -
LBE Unlimited AR145RBK Ready Build Kit 14.5″
$540.99 Add to cart -
LBE Unlimited AR75RBK Ready Build Kit 7.5″
$467.99 Add to cart -
LBE UPPER W/FRWRD ASSIST AND EJECTIO
$119.99 Add to cart -
LUTH AR A1 ASSEMBLED UPPER RECEIVER
$193.59 Read more -
LUTH AR A2 ASSEMBLED UPPR RECVR N/CH
$206.75 Read more -
LUTH AR STRIPPED A2 UPPER BLACK
$108.99 Read more -
Luth-ar UR-01-E3‑S A1 Stripped Upper Receiver 223/5.56mm Aluminum Black Hardcoat Anodize Receiver
$161.63 Read more -
Luth-ar UR-01-E3-SA A1 Upper Receiver 223/5.56mm Aluminum Black Hardcoat Anodize Receiver
$203.93 Add to cart -
Luth-ar UR-01-M16 A1 Stripped Upper Receiver 223/5.56mm Aluminum Black Hardcoat Anodize Receiver for M16
$150.35 Read more -
Luth-ar UR-01-M16‑A A1 Upper Receiver 223/5.56mm Aluminum Black Hardcoat Anodize Receiver for M16
$206.75 Add to cart -
Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 10.50″ Black Nitride Barrel Aluminum Black Anodized Receiver 9″ M‑LOK Handguard Lo Pro DI Gas Block (Mid Length)
$1,040.00 Add to cart -
Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 10.50″ Black Nitride Barrel Aluminum Patriot Brown Receiver 9″ M‑LOK Handguard Lo Pro DI Gas Block (Mid Length)
$951.99 Add to cart -
Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50″ Black Nitride Barrel Aluminum Patriot Brown Receiver 14.50″ M‑LOK Handguard Lo Pro DI Gas Block (Mid Length)
$951.99 Add to cart -
Patriot Ordnance Factory Renegade + Complete Upper 5.56x45mm NATO 10.50″ Black Nitride Barrel Aluminum Black Anodized Receiver 9″ M‑LOK Handguard Adjustable Block
$1,009.99 Add to cart -
Patriot Ordnance Factory Renegade + Complete Upper 5.56x45mm NATO 10.50″ Black Nitride Barrel Aluminum Black Anodized Receiver 9″ M‑LOK Handguard Adjustable Block
$1,009.99 Read more -
Patriot Ordnance Factory 01309 P415 Complete Upper (Piston Driven) 5.56x45mm NATO 16.50″ Black Nitride Barrel Aluminum Black Anodized Receiver 14.50″ M‑LOK Handguard
$1,174.99 Add to cart -
POF UPPER COMPLETE MINUTEMAN 16 5.56 BLK
$1,040.00 Add to cart -
POF USA P‑415 EDGE UPPER 5.56 10.5″ BK
$1,174.99 Add to cart -
Q LLC ACCSW55613INUPPER Sugar Weasel 5.56 13″
$1,450.00 Read more -
Rock River Arms BB0470 LAR-15M RRAGE 3G Complete Upper, 5.56x45mm NATO 16″, Black, Aluminum Rec, 15″ M‑LOK Handguard, A2 Flash Hider, No Forward Assist
$520.99 Add to cart -
SPIKE’S 556NATO M4 LE UPPER W/RAIL
$743.40 Add to cart -
SPIKE’S 556NATO UPPER 16″ CHF/FSP
$630.00 Read more -
Spikes STU5025M4S Complete Upper 5.56x45mm NATO 16″ Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, M4 Double Head Shield Handguard for M4 Carbine
$835.00 Add to cart -
Spikes STU5435R2S Complete Upper 5.56x45mm NATO 16″ Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12″ SAR3 Free-Floating Handguard for AR-15
$788.40 Read more -
Spikes Tactical Midlength Complete 5.56x45mm NATO 16″, Black, 12″ Picatinny Handguard, A2 Flash Hider
$829.99 Read more -
TacFire BU-556–10 Pistol Upper Assembly 5.56x45mm NATO Caliber with 10″ Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M‑LOK Handguard for AR-Platform Includes Bolt Carrier Group
$302.99 Add to cart -
TacFire BU-556–16 Rifle Upper Assembly 5.56x45mm NATO Caliber with 16″ Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M‑LOK Handguard for AR-Platform Includes Bolt Carrier Group
$316.99 Add to cart -
TacFire BU-556–5 Pistol Upper Assembly 5.56x45mm NATO Caliber with 5″ Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M‑LOK Handguard for AR-Platform Includes Bolt Carry Group
$330.99 Add to cart -
TacFire BU-556–7 Pistol Upper Assembly 5.56x45mm NATO Caliber with 7″ Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M‑LOK Handguard for AR-Platform Includes Bolt Carrier Group
$289.99 Read more -
TacFire SSBU55610 5.56 NATO Black Nitride
$310.99 Read more -
TacFire SSBU55616 5.56 NATO Black Nitride
$324.99 Add to cart -
TacFire UP01C Stripped Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15
$66.99 Read more -
TacFire UP01C2 Stripped Upper Receiver 5.56x45mm NATO Black Anodized for AR-15
$75.99 Add to cart -
WILSON AR-15 FORGED UPPER
$89.99 Add to cart -
Wilson Combat TRUPPERBIL Billet Upper 7075-T6 Aluminum Black Anodized Receiver for AR-15
$221.95 Add to cart -
YHM AR-15 STRIPPED UPPER RECEIVER
$108.99 Add to cart
