Product Price Status/Qty Last change Last update Store
PSA 18" Rifle-Length 6.5 Grendel 1/8 Stainless 15" Lightweight M-Lok Upper With Vortex Sonora 4-12x44mm Scope $549.99 In Stock 1d ago 1h ago Palmetto
PSA "Sabre" Forged 16" 5.56 Nitride Mid-Length 5.56 15" Sabre QD Rail with Sabre Compensator - Cerakote FDE $549.99 In Stock 21h ago 1h ago Palmetto
PSA "Sabre" Forged 14.5" .223 Wylde M4 13" Sabre Lock-Up Rail and Pin/Weld JMAC Keymo Mount $549.99 In Stock 17h ago 1h ago Palmetto
PSA "Sabre" Forged 14.5" .223 Wylde M4 13" Sabre Lock Up Rail and Pin/Weld AAC 51T Flash Hider $549.99 In Stock 17h ago 1h ago Palmetto
PSA "Sabre" Forged 14.5" .223 Wylde M4 13" Sabre Lock Up Rail and Pin/Weld SilencerCo ASR Flash Hider $549.99 In Stock 17h ago 1h ago Palmetto
PSA "Sabre" Forged 13.7" 5.56 Nitride 13" Sabre Lock Up Rail and JMAC GFHC-E Pin and Weld $549.99 In Stock 21h ago 1h ago Palmetto
PSA "Sabre" Forged 14.5" .223 Wylde M4 13" Sabre Lock up rail and Pin/Weld Huxwrx QD Flash Hider $549.99 In Stock 17h ago 1h ago Palmetto
PSA "Sabre" Forged 13.7" 5.56 Nitride 13" Sabre Lock Up Rail and SilencerCo ASR - Long Pin and Weld $549.99 In Stock 17h ago 1h ago Palmetto
PSA 20" .224 Valkyrie 1/6.5 SS Rifle Length Barrel 15" Lightweight Hex M-Lok MOE 2-Stage Precision Rifle Kit $549.99 In Stock 17h ago 1h ago Palmetto
Stag Arms Stag 15 SPR Barreled AR-15 Upper - Right Hand - 5.56 NATO - 18" $549.99 In Stock 5h ago 1h ago Primary Arms
FOXTROT MIKE PRODUCTS - Gen 2 Complete Upper 12.5" Midlength Gas W/A2 Flash Hider 850036821519 $549.99 Backorder 17d ago 4h ago Brownells
NORDIC COMPONENTS - 22RB 22LR 16" Upper W/Handguard, Bolt Saver & 10RD Mag 816696020099 $549.99 Backorder 17d ago 4h ago Brownells
Optics Ready AR-15 A3 Pistol Upper Receiver 5.56x45mm NATO 10.5 $549.99 In Stock 26d ago 9m ago Midsouth Shooters Supply
Optics Ready AR-15 A3 Upper Receiver 5.56x45mm NATO 16 $549.99 In Stock 26d ago 9m ago Midsouth Shooters Supply
WMD Guns Upper Assembly Forged AR-15, 350 Legend, MLOK HG 15in, Anodized, Nickel, 1-ANOUA350LEGEND 854839008450 $549.99 In Stock 2d ago 40s ago Optics Planet
Stag Arms AR-15 Tactical Upper Receiver, 5.56x45mm NATO, 16in Barrel, Maryland Compliant, Hanson Profile, 1-7 Twist, 1/2x28, Left Hand, VG6 Delta, Nitride, Black, STAG15110146 840213901813 $549.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision Complete Upper Receiver, M4E1-T, 5.56x45mm NATO, 11.5in, Government, Carbine Length, 1 in 7, 1/2 x 28, 10.3in, A2 Flash Hider, Anodized, OD Green, APAR700396M29 840014621101 $549.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision Complete Upper Receiver, M4E1-T, 5.56x45mm NATO, 11.5in, Government, Carbine Length, 1 in 7, 1/2 x 28, 10.3in, A2 Flash Hider, Anodized, Kodiak Brown, APAR700397M29 840014621118 $549.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision M4E1 Threaded .223 Wylde Complete Upper Receiver, 16in, Mid-Length Barrel, 1-8 Twist, A2 Flash Hider, ATLAS R-ONE Handguard, FDE Cerakote, APAR700715M9 840014602193 $549.99 Backorder 6d ago 40s ago Optics Planet
Stag Arms AR-15 Tactical Right Hand Upper Receiver, 5.56 NATO, 16in Barrel, Hanson Profile, 1-7 Twist, 1/2 x 28 Thread, VG6 Delta, Black, STAG15100142 840213901707 $549.99 Backorder 4d ago 40s ago Optics Planet
Stag Arms AR-15 Tactical Left Hand Upper Receiver, 5.56 NATO, 16in Barrel, Hanson Profile, 1-7 Twist, 1/2 x 28 Thread, VG6 Delta, Nitride, Black, STAG15110142 840213901714 $549.99 Backorder 4d ago 40s ago Optics Planet
Stag Arms AR-15 Tactical Right Hand Upper Receiver, 5.56 NATO, 16in Barrel, Maryland Compliant, Hanson Profile, 1-7 Twist, 1/2 x 28 Thread, VG6 Delta, Nitride, Black, STAG15100146 840213901806 $549.99 Backorder 4d ago 40s ago Optics Planet
Matador Arms Upper Receiver Montgo, 9mm, 12.125in, 5.5in, 1/2x28in Thread, Black, MAC176 603784000176 $550.00 In Stock 2d ago 40s ago Optics Planet
Rainier Arms RUC DI 5.56 Nato Partial Upper Receiver, Black, 14.5 in, RA-RUC-DI-14M-PU 744985352104 $550.00 Backorder 2d ago 40s ago Optics Planet
Nordic Components Upper Kit Black 22LR 16 inch 10 Round W/Bolt Saver $550.99 In Stock 17d ago 36m ago GrabAGun.com
Rock River Arms Upper Receiver, EOP .223 Wylde, 16 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0510 842834107773 $550.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision M4E1 Threaded Barreled Upper 5.56 Carbine Length ATLAS R-One – 16″ $550.99 In Stock 26d ago 48m ago AR15Discounts
Aero Precision M4E1-T 16 5.56 Carbine Complete Upper w/ 15″ M-LOK ATLAS S-ONE Handguard $550.99 In Stock 32d ago 48m ago AR15Discounts
Aero Precision M4E1 16" .300 Blackout Barrel Complete Upper Receiver $551.99 In Stock 30d ago 36m ago GrabAGun.com
Bushmaster Patrolman's Upper 5.56NATO 16" Barrel For AR-15 $553.99 In Stock 3d ago 36m ago GrabAGun.com
AERO PRECISION - M4E1 Assembled Gen 2 Upper Receiver 10 Pistol Length 815421022674 $554.99 In Stock 5d ago 4h ago Brownells
AERO PRECISION - M4E1 Assembled Gen2 Upper 10.5 Car Length 7 Handguard 815421022445 $554.99 In Stock 5d ago 4h ago Brownells
APF Carbine Upper .350 Legend 16" Barrel w/ 5-Round Mag $554.99 In Stock 61d ago 36m ago GrabAGun.com
Aero Precision M4E1 Threaded .300 Blackout Complete Upper Receiver, 10in, 1-7 Twist, 5/8x24 Thread, ATLAS R-ONE Handguard, Black Anodized, APAR700702M4 840014608577 $554.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision Complete Upper, M4E1-E, 5.56, 20in, Rifle Barrel, 1/7 Twist, EQ15, FDE, APAR640252Q48 840014603213 $554.99 In Stock 14h ago 40s ago Optics Planet
Aero Precision Complete Upper Receiver, M4E1-T, 10in .300 Blackout Barrel, 9in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700302M4 840014601745 $554.99 In Stock 2d ago 40s ago Optics Planet
Aero Precision M4E1-T RM10.3 Complete Upper, 5.56 x 45, 12.5inch, Government, Carbine, 1-7 Twist, 1/2 x 28 Thread, Anodized, Black, APAR700703M30 840014620616 $554.99 In Stock 11h ago 40s ago Optics Planet
Aero Precision Complete Upper Receiver, M4E1-E, 5.56x45mm NATO, 20in, Government, Rifle Length, 1 in 7, 1/2 x 28, 15in, A2 Flash Hider, Cerakote, FDE, APAR640252M48 840014603190 $554.99 In Stock 14h ago 40s ago Optics Planet
M4E1 Complete Upper, 10.5″ 5.56 Barrel w/ FSB EM-7 Gen 2 Handguard – Anodized Black $554.99 In Stock 39d ago 48m ago AR15Discounts
Aero Precision M4E1 5.56 Rifle 18" Barrel Complete Upper Receiver $555.99 In Stock 30d ago 36m ago GrabAGun.com
Aero Precision M4E1 Complete Upper, 20in 6.5 Grendel Stainless Steel Barrel, EM15 Gen 2 HG, FDE Cerakote, APAR640252M53 840014603411 $556.74 In Stock 2d ago 40s ago Optics Planet
Spikes Tactical Upper 5.56 16in M4 LE w/BLK M-LOK Handguard & FSP, STU5025-MMS 815648021061 $558.00 Backorder 2d ago 40s ago Optics Planet
Spikes Tactical Upper 5.56 16in M4 LE w/FDE M-LOK Handguard & FSP, STU5025-MMF 815648025649 $558.00 Backorder 2d ago 40s ago Optics Planet
Aero Precision M5 Complete Upper Receiver, 20in .308 SS Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Black, APAR538105M34 840014609338 $558.42 In Stock 2d ago 40s ago Optics Planet
Rock River Arms Completed Upper Receiver, Coyote Carbine .223/5.56mm, 16 Inch Barrel, 1/2-28 Thread, Free-Float Handguard, Vortex Flash Hider, Black, AR0592 842834100040 $558.99 In Stock 2d ago 40s ago Optics Planet
Radical Firearms Complete Upper Assembly 16in .450 Bushmaster, 15in MHR, Black, CFU16-450BUSH-15MHR 816903027309 $559.50 Backorder 2d ago 40s ago Optics Planet
PSA 16" Mid-length Nitride 5.56 NATO 1/7 Flat Dark Earth MOE EPT CTR Rifle Kit with Rear MBUS $559.99 In Stock 19h ago 1h ago Palmetto
PSA 16" Midlength 5.56 NATO 1:7 Stainless Steel MOE Freedom Rifle Kit - 7778692 $559.99 In Stock 19h ago 1h ago Palmetto
Aero Precision M4E1 Threaded Barreled Upper .223 Wylde Fluted Mid-Length ATLAS R-ONE - 16" $559.99 In Stock 5h ago 1h ago Primary Arms
Aero Precision M4E1 Threaded Barreled AR-15 Upper .223 Wylde Fluted Mid-Length ATLAS S-ONE - 16" $559.99 In Stock 5h ago 1h ago Primary Arms
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