Uppers

Shop precision-engineered upper receivers for rifles, designed for accuracy, reliability, and custom builds.
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Picture of Lmt Defense MRP-L M-LOK 5.56/300 BLK 7.3'' ASSEMBLED UPPER RECEIVER L7NX1A

Lmt Defense MRP-L M-LOK 5.56/300 BLK 7.3'' ASSEMBLED UPPER RECEIVER L7NX1A

$800.10 $714.06
Picture of Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, M4 Double Head Shield Handguard for M4 Carbine STU5025M4S

Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, M4 Double Head Shield Handguard for M4 Carbine STU5025M4S

$835.00
TRENDING Picture of Spike's Tactical Complete Upper Receiver, 223 Rem/556 NATO, 16" Chrome Lined Barrel, 1:7 Twist, Fits AR Rifles, Flat Top Receiver, Quad Rail Handguard, Black Finish STU5025-R9S STU5025R9S

Spike's Tactical Complete Upper Receiver, 223 Rem/556 NATO, 16" Chrome Lined Barrel, 1:7 Twist, Fits AR Rifles, Flat Top Receiver, Quad Rail Handguard, Black Finish STU5025-R9S STU5025R9S

$826.00 $743.40
Picture of Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 STU5035S2S

Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 STU5035S2S

$904.73 $822.48
Picture of Spike's Tactical Complete Upper Receiver, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, Mid-length Gas System, Front Sight Post, Black Finish STU5435-MLS STU5435MLS

Spike's Tactical Complete Upper Receiver, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, Mid-length Gas System, Front Sight Post, Black Finish STU5435-MLS STU5435MLS

$700.00 $630.00
Picture of Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 STU5435R2S

Spikes Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 STU5435R2S

$867.24 $788.40
TRENDING Picture of Yankee Hill Billet Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 110BILLET

Yankee Hill Billet Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 110BILLET

$196.95 See Price in Cart
Picture of Aero Precision M4E1-T 223 WYLDE ASSEMBLED UPPER 18'' HEAVY PROOF BBL BLACK APAR700001D111

Aero Precision M4E1-T 223 WYLDE ASSEMBLED UPPER 18'' HEAVY PROOF BBL BLACK APAR700001D111

$1,219.99 $961.63
Picture of Yankee Hill Flat Top Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 110

Yankee Hill Flat Top Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15 110

$134.95 See Price in Cart
Picture of Midwest Industries Carbine Length Upper Receiver 5.56 NATO 10.5" Threaded Barrel Black with MLOK Handguard MI-556CRM9-U

Midwest Industries Carbine Length Upper Receiver 5.56 NATO 10.5" Threaded Barrel Black with MLOK Handguard MI-556CRM9-U

$599.95 $517.09
Picture of Midwest Industries Nitride Lightweight 16'' Upper Receiver Group, M-LOK, .223 Wylde 1/8, CRM MI-N16CRM14-U

Midwest Industries Nitride Lightweight 16'' Upper Receiver Group, M-LOK, .223 Wylde 1/8, CRM MI-N16CRM14-U

$619.95 $585.50
Picture of Midwest Industries Nitride Lightweight 16'' Upper Receiver Group, M-LOK, .223 Wylde 1/8, CRM MI-N16CRM15-U

Midwest Industries Nitride Lightweight 16'' Upper Receiver Group, M-LOK, .223 Wylde 1/8, CRM MI-N16CRM15-U

$624.95 $598.54
Picture of TROY AR-15 A3S UPPER RECEIVER ASSEMBLY 5.56 16IN BBL 15.125IN GEN2 SOCC HANDGUARD SUPGA3S16BT00 SUPG-A3S-16BT-00????????

TROY AR-15 A3S UPPER RECEIVER ASSEMBLY 5.56 16IN BBL 15.125IN GEN2 SOCC HANDGUARD SUPGA3S16BT00 SUPG-A3S-16BT-00????????

$632.06 $574.60
Picture of Precision Reflex MK12 MOD 0 GEN III UPPER RECEIVER COMPLETE 1-7 TWIST BLACK 07-55618SPR-RDB7 07-55618SPRRDB7

Precision Reflex MK12 MOD 0 GEN III UPPER RECEIVER COMPLETE 1-7 TWIST BLACK 07-55618SPR-RDB7 07-55618SPRRDB7

$2,272.99 $1,792.00
Picture of Precision Reflex MK12 MOD 0 SPR GEN II 5.56MM 18'' BBL 1-7 TWIST UPPER BLACK 07-556G2B-17

Precision Reflex MK12 MOD 0 SPR GEN II 5.56MM 18'' BBL 1-7 TWIST UPPER BLACK 07-556G2B-17

$2,336.99 $1,842.33
Picture of Rock River Arms A4 9MM UPPER RECEIVER 9MM0350B

Rock River Arms A4 9MM UPPER RECEIVER 9MM0350B

$727.99 $562.46
Picture of Aim Sports Complete Build Kit 5.56x45mm NATO 16" Aluminum Black Hard Coat Anodized Receiver for AR-15 AR5CUB5

Aim Sports Complete Build Kit 5.56x45mm NATO 16" Aluminum Black Hard Coat Anodized Receiver for AR-15 AR5CUB5

$449.99 $420.64
Picture of Alexander Arms Tactical Complete Upper 50 Beowulf 16" Black Cerakote Aluminum Receiver M-LOK Handguard for AR-15 UTA50

Alexander Arms Tactical Complete Upper 50 Beowulf 16" Black Cerakote Aluminum Receiver M-LOK Handguard for AR-15 UTA50

$965.95 $734.60
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