Upper — Best Prices Today

4,388 listings tracked · 1,677 in stock

4,388 upper listings are tracked, 1,677 of them in stock across 20 retailers. In-stock listings appear first. Each upper product page shows its current offers and recorded price history.

Used: Guns.com 4 from $949.99
CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in 1-16 Twist 1/2 X 28 TPI 12.8in Midnight Bronze
Optics Planet
CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in 1-16 Twist 1/2 X 28 TPI 12.8in Midnight Bronze
$649.99
Out of stock
Free shipping over $49
CMMG DISSENT 5.7x28mm 6.5in Upper Receiver 1-9 Twist 1/2 X 28 TPI Tungsten
Optics Planet
CMMG DISSENT 5.7x28mm 6.5in Upper Receiver 1-9 Twist 1/2 X 28 TPI Tungsten
$1,199.00
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR .40 S&W Billet Pistol 4in Barrel Custom M-LOK Handguard Complete Upper Receiver w/BCG And Charging Handle White
Optics Planet
ABC RIFLE COMPANY AR .40 S&W Billet Pistol 4in Barrel Custom M-LOK Handguard Complete Upper Receiver w/BCG And Charging Handle White
$379.99
Out of stock
Free shipping over $49
Bear Creek Arsenal BC-10 .308 Winchester 16in Upper Receiver Heavy Mid-Length 1-10 5/8x24 Flash Hider Parkerized FDE
Optics Planet
Bear Creek Arsenal BC-10 .308 Winchester 16in Upper Receiver Heavy Mid-Length 1-10 5/8x24 Flash Hider Parkerized FDE
$339.99
Out of stock
Free shipping over $49
Spikes Tactical Upper 5.56 11.5in FN CHF w/13.2in BAR2 Rail
Optics Planet
Spikes Tactical Upper 5.56 11.5in FN CHF w/13.2in BAR2 Rail
$835.20
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Complete Build 16in Barrel 15in Lightweight Hybrid M-LOK Handguard Upper Receiver 5/8x24 Nitride Sniper Grey
Optics Planet
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Complete Build 16in Barrel 15in Lightweight Hybrid M-LOK Handguard Upper Receiver 5/8x24 Nitride Sniper Grey
$389.99
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel Custom 5in Top Cut Custom M-LOK Handguard Complete Upper Receiver w/BCG And Charging
Optics Planet
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol 5in Barrel Custom 5in Top Cut Custom M-LOK Handguard Complete Upper Receiver w/BCG And Charging
$329.99
Out of stock
Free shipping over $49
Grid Defense Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Rail A2 Flash Hider Blue Titanium
Optics Planet
Grid Defense Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Rail A2 Flash Hider Blue Titanium
$329.99
Out of stock
Free shipping over $49
Grid Defense Complete Upper Receiver 5.56mm 7.5 inch Pistol Length 4150 M4 Barrel 1-7 Twist 9 inch Octagon M-LOK Rail Dimpled Flash Can Tungsten Gray
Optics Planet
Grid Defense Complete Upper Receiver 5.56mm 7.5 inch Pistol Length 4150 M4 Barrel 1-7 Twist 9 inch Octagon M-LOK Rail Dimpled Flash Can Tungsten Gray
$319.99
Out of stock
Free shipping over $49
Aero Precision RM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black
Optics Planet
Aero Precision RM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black
$549.99
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR-15 .223 Remington/5.56x45mm NATO Micro Pistol 5in Barrel Custom 5in Top Cut Custom M-LOK Handguard Complete Upper Receiver w/BCG
Optics Planet
ABC RIFLE COMPANY AR-15 .223 Remington/5.56x45mm NATO Micro Pistol 5in Barrel Custom 5in Top Cut Custom M-LOK Handguard Complete Upper Receiver w/BCG
$329.99
Out of stock
Free shipping over $49
CMMG Mk4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Titanium
Optics Planet
CMMG Mk4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Titanium
$819.99
Out of stock
Free shipping over $49
Bear Creek Arsenal BC-10 .308 16in Right Side Upper Receiver Heavy Mid-Length 1-10 5/8x24 Flash Hider Parkerized ODG
Optics Planet
Bear Creek Arsenal BC-10 .308 16in Right Side Upper Receiver Heavy Mid-Length 1-10 5/8x24 Flash Hider Parkerized ODG
$339.99
Out of stock
Free shipping over $49
V Seven Gi Heavy 556/223 Complete Upper 18in 18HR GI-UR
Optics Planet
V Seven Gi Heavy 556/223 Complete Upper 18in 18HR GI-UR
$1,655.79
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR-15 7.62x39mm 10in Quadrail Handguard Complete Pistol Upper Receiver w/BCG And Charging Handle Tungsten
Optics Planet
ABC RIFLE COMPANY AR-15 7.62x39mm 10in Quadrail Handguard Complete Pistol Upper Receiver w/BCG And Charging Handle Tungsten
$389.99
Out of stock
Free shipping over $49
CMMG Resolute Mk3 8.6 Blackout 16.1 inch Upper Receiver 1-3 Twist 5/8 x 24 CMMG ZEROED Muzzle Brake Cerakote Coyote Tan
Optics Planet
CMMG Resolute Mk3 8.6 Blackout 16.1 inch Upper Receiver 1-3 Twist 5/8 x 24 CMMG ZEROED Muzzle Brake Cerakote Coyote Tan
$999.99
Out of stock
Free shipping over $49
Mitchell Defense The DOC AR-15 .300 BLK 7.5in Upper Receiver Chrome-Moly Barrel Black Finish M-LOK Free-Float Handguard
Optics Planet
Mitchell Defense The DOC AR-15 .300 BLK 7.5in Upper Receiver Chrome-Moly Barrel Black Finish M-LOK Free-Float Handguard
$1,225.50
Out of stock
Free shipping over $49
Aero Precision M4E1-T PRO CHF M4 5.56mm 14.5 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized Kodiak Brown
Optics Planet
Aero Precision M4E1-T PRO CHF M4 5.56mm 14.5 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized Kodiak Brown
$739.99
Out of stock
Free shipping over $49
Aero Precision SM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black
Optics Planet
Aero Precision SM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black
$549.99
Out of stock
Free shipping over $49
Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 7in Pistol Length 1-8 Twist w/ 4in Super Slim Hanguard Black Large
Optics Planet
Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 7in Pistol Length 1-8 Twist w/ 4in Super Slim Hanguard Black Large
$349.99
Out of stock
Free shipping over $49
Ghost Firearms Elite Complete Upper Receiver .300 Blackout 7.5in Pistol Length 4150 Light HBAR Barrel 1-8 Twist 7in M-LOK Free Float Hand Guard A2
Optics Planet
Ghost Firearms Elite Complete Upper Receiver .300 Blackout 7.5in Pistol Length 4150 Light HBAR Barrel 1-8 Twist 7in M-LOK Free Float Hand Guard A2
$299.99
Out of stock
Free shipping over $49
American Defense Manufacturing M-Lok Rail Upper Receiver .300 Blackout 10.5in ADM Nitrite BCG Black
Optics Planet
American Defense Manufacturing M-Lok Rail Upper Receiver .300 Blackout 10.5in ADM Nitrite BCG Black
$1,235.00
Out of stock
Free shipping over $49
CMMG MkGs .40S&W Resolute Upper Group Receiver 16.1in Tungsten
Optics Planet
CMMG MkGs .40S&W Resolute Upper Group Receiver 16.1in Tungsten
$909.99
Out of stock
Free shipping over $49
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol Build 5in Barrel 4in M-LOK Handguard Upper Receiver White
Optics Planet
ABC RIFLE COMPANY AR-15 .300 AAC Blackout Micro Pistol Build 5in Barrel 4in M-LOK Handguard Upper Receiver White
$389.99
Out of stock
Free shipping over $49