15% OFF - Use Code: MEM26

AR15 Upper Receiver Replacement Parts

Complete Uppers

Barreled Uppers

Upper Build Kit

UPPER RECEIVERS

CHARGING HANDLES

HARDWARE, DOORS & SMALL PARTS

GAS SYSTEM PARTS

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Complete 6" 300 BLK Pistol Upper Receiver - Black | FLASH CAN | 7.25" M-LOK | With BCG & CH

MSRP: $499.95

SALE PRICE: $374.95

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Complete 7.5" 5.56 Pistol Upper Receiver - Black | FLASH CAN | 9.25" M-LOK | With BCG & CH

MSRP: $479.95

SALE PRICE: $275.95

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Complete 7.5" 5.56 Pistol Upper Receiver - Black | A2 | 7.25" M-LOK | With BCG & CH

MSRP: $450.95

SALE PRICE: $242.95

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AR10 / .308 Stripped Upper Receiver Raw High-Profile - Armalite Pattern

MSRP: $139.99

SALE PRICE: $59.95

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AR10 / .308 Charging Handle AMBI/STD - Blem

MSRP: $30.00

SALE PRICE: $12.00

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Billet DPMS Pattern DPMS Pattern .308 / AR10 Anodized Stripped Upper Receiver

MSRP: $149.99

SALE PRICE: $84.95

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ODIN Works AR-15 XCH Complete Extended Charging Handle - Orange

MSRP: $45.00

SALE PRICE: $42.75

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ODIN Works AR-15 XCH Complete Extended Charging Handle - Tan

MSRP: $45.00

SALE PRICE: $42.75

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ODIN Works AR-10 XCH Complete Extended Charging Handle - Black

MSRP: $55.00

SALE PRICE: $52.25

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Ramlin Ambidextrous Charging Handle 5.56 / .223

MSRP: $79.95

SALE PRICE: $59.95

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Ballistic Advantage 5.56 11.5" Carb Barrel + Matching Headspace Bolt Kit

MSRP: $240.00

SALE PRICE: $214.95

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Ballistic Advantage 10.3" Hanson Barrel 300 BLK + Matching Headspace Bolt Kit

MSRP: $305.00

SALE PRICE: $275.00

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Ramlin AR15 16" Mid Complete Upper Receiver Build Kit - 15" M-LOK Handguard

MSRP: $550.00

SALE PRICE: $376.95

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Ramlin AR15 16" Mid Complete Upper Receiver Build Kit - 12" M-LOK Handguard

MSRP: $550.00

SALE PRICE: $350.95

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Ramlin AR15 11.5" Carb Complete Upper Receiver Build Kit - 10" M-LOK Handguard

MSRP: $550.00

SALE PRICE: $338.95

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Ramlin AR15 7.5" Pistol Complete Upper Receiver Build Kit With 7 Inch M-LOK Handguard

MSRP: $550.00

SALE PRICE: $298.95

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Heavy Blem - Clearance - AR15 Upper Receiver

MSRP: $40.00

SALE PRICE: $28.00

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Scrapped Pile Grab Bag - 3x Port Doors Heavy Blem (3 pc)

MSRP:

MSRP: $8.95

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Heavy Blem - Clearance - 9MM / 22LR Upper Receiver

MSRP: $46.00

SALE PRICE: $34.95

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Bear Creek 7.5" Barrel, Pistol 5.56 + Matching Headspace Bolt Kit

MSRP: $237.99

SALE PRICE: $178.99

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Bear Creek 16" M4 Mid-Length Barrel 5.56 + Matching Headspace Bolt Kit

MSRP: $247.99

SALE PRICE: $189.99

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Bear Creek 10.5" Barrel Carb 5.56 + Matching Headspace Bolt Kit

MSRP: $237.99

SALE PRICE: $180.00

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Ballistic Advantage 16" 5.56 Hanson Mid Barrel + Matching Headspace Bolt Kit

MSRP: $315.00

SALE PRICE: $275.00

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Ballistic Advantage 5.56 10.5" Carb Barrel + Matching Headspace Bolt Kit

MSRP: $235.00

SALE PRICE: $210.00

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Bear Creek 16" M4 Carb Barrel 5.56 + Matching Headspace Bolt Kit

MSRP: $247.99

SALE PRICE: $189.99

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Ballistic Advantage 12.3" 5.56 Hanson Carb Barrel + Matching Headspace Bolt Kit

MSRP: $300.00

SALE PRICE: $270.00

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Bear Creek 7.5" Heavy Pistol Barrel 300 BLK + Matching Headspace Bolt Kit

MSRP: $233.99

SALE PRICE: $178.99

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Barrel Kit AR15 / M4 7.5" Pistol Length With Gas System and Sights

MSRP: $261.95

SALE PRICE: $161.95

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Barrel Kit AR15 / M4 16" Carbine Length With Gas System and Sights

MSRP: $271.95

SALE PRICE: $171.95

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Barrel Kit AR15 / M4 10.5" Carbine Length With Gas System and Sights

MSRP: $266.95

SALE PRICE: $166.95

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M4 Flat Top Upper Receiver T-Marks - (Blem)

MSRP: $99.99

SALE PRICE: $79.95

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Anderson Manufacturing AR-15 Tactical Charging Handle

MSRP:

MSRP: $21.95

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Aero Precision M4E1 Upper Receiver, 12.5" 5.56 Barrel, 12" M-LOK ATLAS S-ONE | Without BCG & CH

MSRP:

MSRP: $484.99

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Aero Precision M4E1 Upper Receiver, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE | Without BCG & CH

MSRP:

MSRP: $459.99

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Aero Precision M5E1 Upper Receiver, 24" 6.5 Creedmoor SS Rifle Barrel, EM-15 HG | Without BCG & CH

MSRP: $734.99

SALE PRICE: $624.74

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Aero Precision Stripped AR-15 Upper Receiver - FDE Cerakote

MSRP:

MSRP: $104.99

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Aero Precision EPC-9 Threaded 16" 9mm Upper Receiver w/ ATLAS R-ONE 15" Handguard | Without BCG & CH

MSRP:

MSRP: $489.99

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Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black

MSRP:

MSRP: $134.99

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Anderson M4 16" Stripped Upper Receiver Kit, 5.56 NATO / .223 Rem

MSRP: $269.95

SALE PRICE: $264.95

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Aero Precision EPC-9 Threaded 5.5" 9mm Upper Receiver w/ ATLAS R-ONE 4.8" Handguard | Without BCG & CH

MSRP:

MSRP: $409.99

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Aero Precision M4E1 Upper Receiver, 14.5" 5.56 Mid Barrel, ATLAS R-ONE 12" M-LOK HG | Without BCG & CH

MSRP:

MSRP: $519.99

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Aero Precision M4E1 Upper Receiver, 16" 5.56 Carbine Barrel, EM-15 HG Gen 2 | Without BCG & CH

MSRP:

MSRP: $509.99

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Aero Precision M4E1 Upper Receiver, 18" .223 Wylde Rifle Barrel, EM-15 HG Gen 2 | Without BCG & CH

MSRP:

MSRP: $559.99

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Anderson M4 16" Stripped Upper Receiver Kit Including BCG, 5.56 NATO / .223 Rem

MSRP:

MSRP: $350.00

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Patriot Ordnance Modified Round Gas Key - Black

MSRP: $30.00

SALE PRICE: $19.95

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Aero Precision EPC-9 Threaded 8.3" 9mm Upper Receiver w/ ATLAS R-ONE 7.3" Handguard | Without BCG & CH

MSRP:

MSRP: $409.99

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Aero Precision M4E1 Assembled Enhanced Upper Receiver - Anodized Black

MSRP:

MSRP: $174.99

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Aero Precision AR15 Upper Receiver, 10.5" 5.56 Carbine Barrel w/ Pinned FSB, MOE M-LOK Carbine Handguard | Without BCG & CH

MSRP:

MSRP: $319.99

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Aero Precision M4E1 Upper Receiver, 16" 5.56 Mid-Length Barrel, ATLAS R-ONE 15" M-LOK HG | Without BCG & CH

MSRP:

MSRP: $509.99

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Aero Precision M4E1 Upper Receiver, 18" .223 Wylde Fluted Barrel, ATLAS R-ONE HG | Without BCG & CH

MSRP:

MSRP: $584.99

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Aero Precision M4E1 Upper Receiver, 16" 5.56 Mid-Length Barrel, 15" M-LOK ATLAS S-ONE | Without BCG & CH

MSRP:

MSRP: $509.99

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Aero Precision M4E1 Upper Receiver, 18" .223 Wylde SS Rifle Length Barrel, ATLAS R-ONE 15" M-LOK HG | Without BCG & CH

MSRP:

MSRP: $549.95

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Ramlin M4 Flat Top Upper Receiver - Stripped

MSRP: $89.99

SALE PRICE: $57.95

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Aero Precision M4E1 Upper Receiver, 16" .223 Wylde Mid-Length Barrel, 15" M-LOK ATLAS S-ONE | Without BCG & CH

MSRP: $534.99

SALE PRICE: $525.00

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Yankee Hill Flat Top Upper Receiver, Stripped

MSRP:

MSRP: $97.00

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War Dog Industries WRC-15 Advanced Lightweight Receiver Set

MSRP: $329.99

SALE PRICE: $284.65

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War Dog Industries WRC-15 Advanced Lightweight Upper Receiver

MSRP: $159.99

SALE PRICE: $129.95

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Aero Upper Receiver Completion Kit

MSRP:

MSRP: $24.99

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Aero Assembled .458 SOCOM Upper + Toolcraft .458 SOCOM Black Nitride BCG

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Aero Slick Side Assembled Upper Receiver + Toolcraft Nickel Boron 158 Bolt Carrier Group

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We carry everything you need to upgrade your AR15 upper receiver with the best replacement parts from top brands including Spike’s Tactical, Rock River Arms, BCM and more. Our selection of mil-spec upper receiver parts and hardware includes assembly and installation kits, as well as custom ejection port dust covers. We have the most versatile ambidextrous charging handles, gas system parts including gas blocks and tubes, complete upper receivers and everything else you may need to upgrade or repair your AR15 upper receiver assembly. All of our replacement AR15 upper receiver parts are made from the most durable materials and are guaranteed to fit with no additional machining.

All of our AR15 upper receiver parts and AR15 hardware are made from steel, aluminum and other durable materials. Buy now to enjoy our everyday low prices and fast shipping on all orders or contact us for more information and our experts will help you find everything you need. We also offer a Cerakoting service for several of our popular upper receivers.