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AR-15 Upper Parts

If you're looking for the latest AR-15 upper parts, you've come to the right place! We've got all the parts you need to build your own AR-15 upper from the ground up or upgrade your existing AR-15. Whether you're shopping for upper receivers, barrels & muzzle accessories, rails, or bolt carrier groups, DSG Arms has what you're looking for.

Picture for category AR-15 Barrels

AR-15 Barrels

14 products
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Picture for category AR-15 BCG

AR-15 BCG

15 products
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Picture for category AR-15 Charging Handles

AR-15 Charging Handles

39 products
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Picture for category AR-15 Complete Uppers

AR-15 Complete Uppers

30 products
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Picture for category AR-15 Gas Blocks

AR-15 Gas Blocks

28 products
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Picture for category AR-15 Muzzles

AR-15 Muzzles

49 products
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Picture for category AR-15 Rails

AR-15 Rails

115 products
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Picture for category AR-15 Rail Covers & Sections

AR-15 Rail Covers & Sections

55 products
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Picture for category AR-15 Stripped Uppers

AR-15 Stripped Uppers

36 products
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DSG Precision Series 16" .223 Wylde 416R Stainless Barrel - Mid-length Gas 1:8 Twist

DSG Precision Series 16" .223 Wylde 416R Stainless Barrel - Mid-length Gas 1:8 Twist

DSG-4001-0025
$221.00

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DSG Duty Series 16" 5.56 mm 4150CMV Barrel - Mid-length Gas - 1:7 Twist

DSG Duty Series 16" 5.56 mm 4150CMV Barrel - Mid-length Gas - 1:7 Twist

DSG-4001-0024
$194.00

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DSG Duty Series 13.9" 5.56mm 4150CMV Barrel - Mid-Length

DSG Duty Series 13.9" 5.56mm 4150CMV Barrel - Mid-Length

DSG-4001-0028
$195.00

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DSG Duty Series 11.5" 5.56 mm 4150CMV Barrel - Carbine Length

DSG Duty Series 11.5" 5.56 mm 4150CMV Barrel - Carbine Length

DSG-4001-0026
$189.00

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BCM 16" Mid-Length Hammer Forged Barrel

BCM 16" Mid-Length Hammer Forged Barrel

BCM-BRL-S-MID-16-BFH
$324.00

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BCM 16" BFH Mid-Length Lightweight Barrel

BCM 16" BFH Mid-Length Lightweight Barrel

BCM-BRL-S-MID-16LW-BFH
$324.00

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BCM 16" Mid-Length Enhanced Lightweight Barrel

BCM 16" Mid-Length Enhanced Lightweight Barrel

BCM-BRL-MID-16-ELW-BFH
$288.00

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BCM BFH 11.5" Hammer Forged Carbine Length Barrel

BCM BFH 11.5" Hammer Forged Carbine Length Barrel

BCM-BRL-S-11-BFH
$288.00

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Daniel Defense 16" 5.56 mm Hammer Forged M4 Profile Carbine Barrel

Daniel Defense 16" 5.56 mm Hammer Forged M4 Profile Carbine Barrel

DD-07-075-08174-018
$283.10

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Daniel Defense 11.5" Hammer Forged Govt Profile Carbine Barrel

Daniel Defense 11.5" Hammer Forged Govt Profile Carbine Barrel

DD-07-077-16522-018
$283.10

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Daniel Defense 14.5" Hammer Forged Govt Profile Mid-Length Barrel

Daniel Defense 14.5" Hammer Forged Govt Profile Mid-Length Barrel

DD-07-077-19125-018
$283.10

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BCM 16" Mid-Length Enhanced Lightweight Fluted Barrel

BCM 16" Mid-Length Enhanced Lightweight Fluted Barrel

BCM-BRL-MID-16-ELW-F-STD
$269.00

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BCM 11.5" Carbine Length Enhanced Lightweight Barrel

BCM 11.5" Carbine Length Enhanced Lightweight Barrel

BCM-BRL-11-ELW-STD
$254.00

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BCM 11.5" Carbine Length Enhanced Lightweight Fluted Barrel

BCM 11.5" Carbine Length Enhanced Lightweight Fluted Barrel

BCM-BRL-11-ELWF-STD
$248.52

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LANTAC 5.56 mm Enhanced Full Auto Bolt Carrier Group - Nickel Boron Coated

LANTAC 5.56 mm Enhanced Full Auto Bolt Carrier Group - Nickel Boron Coated

LTCE-BCG-556
$290.99

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DSG Bolt Carrier Group for AR15, M4 and M16 - Black Nitride Coated

DSG Bolt Carrier Group for AR15, M4 and M16 - Black Nitride Coated

DSG-4101-0001
$139.00

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BCM Bolt Carrier Group MPI - Auto

BCM Bolt Carrier Group MPI - Auto

BCM-BOLT-CARRIER-GROUP-AUTO-MP
$189.00

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Aero Precision 5.56 BCG No Logo - Black Nitride

Aero Precision 5.56 BCG No Logo - Black Nitride

APRH100616C
$149.99

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JP Bolt Complete Bolt Carrier Group Including JPBC-2 .223 Full Mass Carrier and JPEB-223 Enhanced

JP Bolt Complete Bolt Carrier Group Including JPBC-2 .223 Full Mass Carrier and JPEB-223 Enhanced

JPBC-2A
$335.31

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JP Complete Bolt Carrier Group Including JPBC-3 .223 Low Mass Carrier and JPEB-223 Enhanced

JP Complete Bolt Carrier Group Including JPBC-3 .223 Low Mass Carrier and JPEB-223 Enhanced

JPBC-3A
$335.31

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JP Complete Bolt Carrier Group Including JPBC-3 .223 Low Mass Polished Carrier and JPEB-223

JP Complete Bolt Carrier Group Including JPBC-3 .223 Low Mass Polished Carrier and JPEB-223

JPBC-3SPA
$335.31

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LANTAC 5.56 mm Enhanced Bolt Carrier Group - Black Nitride

LANTAC 5.56 mm Enhanced Bolt Carrier Group - Black Nitride

LTC01-UP-556-NIT-EBCG
$290.00

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JP 9MM Full Mass Bolt Carrier

JP 9MM Full Mass Bolt Carrier

JPBC-9MMA
$237.46

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BCM Bolt Carrier Group MPI - Auto - Flat Dark Earth-IB

BCM Bolt Carrier Group MPI - Auto - Flat Dark Earth-IB

BCM-BCG-AUTO-MP-FDE-IB
$199.00

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Noveske 5.56 mm Black Nitride M16 Cut Bolt Carrier Group

Noveske 5.56 mm Black Nitride M16 Cut Bolt Carrier Group

NOV05000356
$195.00

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