Product Price MPN Shipping
Stern Defense AR-15 Upper Receiver, 9mm, 16.1in Barrel, 15in MLOK Rail, SD BU9 Bolt, SD CH1 Charging Handle, SCB 9 Comp Break, Black, 015-SD15INCHMOD4-KK $534.45 015SD15INCHMOD4MLOK161INCHBARREL9MM show more like this
Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver, 10,5in, M4 Barrel, 1-7 Twist, A2 Flash Hider, ATLAS R-ONE Handguard, Black Anodized, APAR700702M2 $534.99 APAR700702M2 show more like this
Aero Precision M4E1 Threaded .300 Blackout Complete Upper Receiver, 8in, 1-7 Twist, 5/8x24 Thread, ATLAS R-ONE Handguard, Black Anodized, APAR700701M1 $534.99 APAR700701M1 show more like this
Aero Precision M4E1 Complete Upper Receiver, AR-15, 10.5 in Rifle Length Barrel, 9 in M-LOK Handguard, No BCH/CH, Anodized, Black, APAR640221M2 $534.99 APAR640221M2 show more like this
Rock River Arms Completed Upper Receiver, RRAGE 3G .223/5.56mm, 16 Inch Barrel, 1/2-28 Thread, A2 Flash Hider, Black, BB0470 $535.10 BB0470 show more like this
DoubleStar Barreled Upper Receiver, .224 Valkyrie, 24 inch Barrel, Bull Profile, Diamond National Free Float Handguard, Black, ARBU110 $539.99 ARBU110 show more like this
Aero Precision M5 Complete Upper Receiver, 16in .308 Mid Barrel, w/ATLAS R-ONE 15in M-LOK Handguard, Anodized, Black, APAR538705M22 $548.99 APAR538705M22 show more like this
Matador Arms Upper Receiver Montgo, 9mm, 12.125in, 5.5in, 1/2x28in Thread, Black, MAC176 $550.00 MAC176 show more like this
Aero Precision M4E1 Threaded .300 Blackout Complete Upper Receiver, 10in, 1-7 Twist, 5/8x24 Thread, ATLAS R-ONE Handguard, Black Anodized, APAR700702M4 $554.99 APAR700702M4 show more like this
Aero Precision M4E1 Complete Upper Receiver, AR-15, 10.5 in Rifle Length Barrel, 9 in M-LOK Handguard, No BCH/CH, w/ Sig Sauer ROMEO5 1x20mm Red Dot Sight, Anodized, Black, APAR640221M2-KIT1 $559.99 APAR640221M2 show more like this
Spikes Tactical Upper 5.56 16in M4 LE w/M4 Handgaurd, Black, STU5025-M4S $567.00 STU5025M4S show more like this
Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver, 10,5in, M4 Barrel, 1-7 Twist, A2 Flash Hider, ATLAS R-ONE Handguard, FDE Cerakote, APAR700712M2 $569.99 APAR700712M2 show more like this
Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver, 14,5in, Mid-Length Barrel, 1-7 Twist, 1/2x28 Thread, ATLAS R-ONE Handguard, Black Anodized, APAR700704M5 $574.99 APAR700704M5 show more like this
Aero Precision M4E1 Complete Upper Receiver 5.56 Mid Barrel EM-12 HG, No BCG/Charging Handle, Anodized Black, 14.5in, APAR600231M5 $574.99 APAR640231M5 show more like this
Midwest Industries 10.5in CARBINE-LENGTH UPPER RECEIVER GROUP M-LOK 5.56 1/7 TWIST BARREL BLACK, MI-556CRM9-U $579.95 MI556CRM9U show more like this
Aero Precision M4E1 Complete Upper Receiver, 16in, 5.56, M4, Carbine Barrel, EM-15 HG Gen 2, Anodized Black, APAR640251M6 $579.99 APAR640251M6 show more like this
Aero Precision Complete Upper Receiver, M4E1-T, 5.56, 16in, Mid-Length Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M7 $589.99 APAR700305M7 show more like this
Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver, 16in, Mid-Length Barrel, 1-7 Twist, A2 Flash Hider, ATLAS R-ONE Handguard, Black Anodized, APAR700705M7 $589.99 APAR700705M7 show more like this
Aero Precision Complete Upper Receiver, M4E1-T, RM-15, 5.56x45mm NATO, 16in, Government, Mid Length, 1 in 7, 1/2 x 28, 15in, A2 Flash Hider, Anodized, OD Green, APAR700178M7 $589.99 APAR700178M7 show more like this
Aero Precision Complete Upper Receiver, M4E1-T, .300, 16in, Blackout Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M14 $594.99 APAR700305M14 show more like this
Rock River Arms Completed Upper Receiver, ATH V2 .223/5.56mm, 18 Inch Barrel, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, RRA Operator Muzzle Break, Black, AR0598.V1 $599.99 AR0598V1 show more like this
Midwest Industries Upper Receiver Group, 16 inch Barrel, .223 Wylde, 14 inch Combat Series M-LOK Handguard, Mid-Length, A2 Flash Hider, Black, MI-N16CRM14-U $609.95 MIN16CRM14U show more like this
Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver, 14,5in, Mid-Length Barrel, 1-7 Twist, 1/2x28 Thread, ATLAS R-ONE Handguard, FDE Cerakote, APAR700714M5 $609.99 APAR700714M5 show more like this
Aero Precision Complete Upper, M4E1-T, .350 Legend, 16in, RM16.6 Anodized, Black, APAR700705M101 $609.99 APAR700705M101 show more like this
Midwest Industries Upper Receiver Group, 16 inch Barrel, .223 Wylde, 15 inch Combat Series M-LOK Handguard, Mid-Length, A2 Flash Hider, Black, MI-N16CRM15-U $614.95 MIN16CRM15U show more like this
Rock River Arms Completed Upper Receiver, Carbine .350 Legend, 16 Inch Barrel, 1-16 Twist, 1/2-36 Thread, Free-Float Handguard, Brake, Black, 350L0328 $614.99 350L0328 show more like this
Aero Precision Complete Upper Receiver, M4E1-T, 5.56, 16in, Mid-Length Barrel, 15in M-LOK ATLAS S-ONE Handguard, Cerakote, Flat Dark Earth, APAR700315M7 $624.99 APAR700315M7 show more like this
TAU 358000403 MAG SPECTRUM 380 6RD WHITE $626.49 358000403 show more like this
Aero Precision M5E1 Complete Upper Reciever, .308, 20in Rifle Barrel, 1-10 Twist, 5/8x24 Thread, Free-Float Handguard, Anodized, Black, APAR308554M27 $629.99 APAR308554M27 show more like this
Spikes Tactical Upper 5.56 16in CHF Midlength w/ ML Handguard and FSP, Black, STU5435-MLS $630.00 STU5435MLS show more like this
CMMG Mk4 Resolute Upper Receiver Group, .22 Long Rifle, 17in, Armor Black, 22B83CC-AB $637.16 22B83CCAB show more like this
Spikes Tactical Upper 5.56 16in M4 LE w/9in BAR2 Rail, Black, STU5025-R9S $638.19 STU5025R9S show more like this
CMMG Mk4 Banshee Upper Receiver Group, .22 Long Rifle, 9in, Armor Black, 22B8F8B-AB $639.99 22B8F8BAB show more like this
Aero Precision M5E1 Complete Upper Reciever, .308, 18in Rifle Barrel, 1-10 Twist, 5/8x24 Thread, Free-Float Handguard, Cerakote, FDE, APAR308556M25 $654.99 APAR308556M25 show more like this
Rock River Arms Completed Upper Receiver, Mid-Length A4, .450 Bushmaster, 16 Inch Barrel, 1-24 Twist, 5/8-32 Thread ,Free-Float Handguard, Brake, Black, 450B0461 $673.54 450B0461 show more like this
CMMG Mk4 Resolute Upper Receiver Group, .350 Legend, 16.1in, Armor Black, 35B5FBC-AB $674.00 35B5FBCAB show more like this
Aero Precision Complete Upper, M4E1-T, .350 Legend, 20in, RM16.6 Anodized, Black, APAR700106M100 $674.99 APAR700106M100 show more like this
Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 20 Inch Barrel, Competition Profile, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, AR0784 $677.99 AR0784 show more like this
Aero Precision M5 Complete Upper Receiver w/Flash Hider, 18in .308 Rifle Barrel, w/ATLAS R-ONE 15in M-LOK Handguard, Anodized, Black, APAR538705M25 $709.99 APAR538705M25 show more like this
Aero Precision Complete Upper, M4E1-T, .350 Legend, 20in, RM16.6 Cerakote, FDE Cerakote, APAR700716M100 $709.99 APAR700716M100 show more like this
Aero Precision M5 Complete Upper Receiver, 20in .308 CMV Rifle Barrel, w/ATLAS S-ONE 15in M-LOK Handguard, Anodized, Black, APAR538105M27 $719.99 APAR538105M27 show more like this
Aero Precision M5 Complete Upper Receiver, 20in .308 Rifle Barrel, w/ATLAS R-ONE 15in M-LOK Handguard, Anodized, Black, APAR538705M27 $719.99 APAR538705M27 show more like this
Aero Precision M5E1 Complete Upper Reciever, .308, 18in Rifle Barrel, 1-10 Twist, 5/8x24 Thread, Free-Float Handguard, CMV, Anodized, Black, APAR308233M25 $719.99 APAR308233M25 show more like this
Bowden Tactical AR-15 Rifle Build Kit, 5.56, 16in Barrel, 13in Handguard, Flash Hider, Black, J27113 $725.95 J27113 show more like this
Bowden Tactical AR-15 Rifle Build Kit, 5.56, 16in Barrel, 15in Handguard, Flash Hider, Black, J27115 $725.95 J27115 show more like this
Aero Precision M5E1 Complete Upper Reciever, .308, 18in Rifle Barrel, 1-10 Twist, 5/8x24 Thread, Free-Float Handguard, Stainless Steel, Anodized, Black, APAR308554M26 $739.99 APAR308554M26 show more like this
Black Rain Ordnance Complete Upper .458, Black, BRO-SPEC15-CU458S $740.99 BROSPEC15CU458S show more like this
Alexander Arms AR15 Stripped Rifle Upper, .50 Beowulf, 16 in Barrel, Carbine Length, 1-20 Twist, 49/64x20 Thread, Thread Protector, Black, KIT-50 $749.99 KIT50 show more like this
Gemtech GVAC 16 inch 5.56mm Complete Upper Receiver, 13833 $759.99 13833 show more like this
Sons of Liberty Gun Works M4 Patrol SL Upper Receiver, 13.7in, FSB Combat Barrel, SL Handguard, NOX9 Flash Hider, Midwest Combat Rear Sight, No BCG or CH, Black, PATROLSLUPPER-13.7-556 $760.00 PATROLSLUPPER137556 show more like this
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