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![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/1-2023%20NEW-BCG-N+BCG-NB-BCG-N-HM+BCG-N2-OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0-NEW-CH-OPTION-ADD-ON-OPTIONAL-2024-1000x1000.jpg)
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-53 %
![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-19-AR300BLKC/1a-800x800.png)
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![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-19-AR300BLKC/3%202023-800x800.jpg)
![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/1-2023%20NEW-BCG-N+BCG-NB-BCG-N-HM+BCG-N2-OPTION-ADD-ON-OPTIONAL-800x800.jpg)
![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0-NEW-CH-OPTION-ADD-ON-OPTIONAL-2024-800x800.jpg)
![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024%20Rifle%20Scope%20Add-on-800x800.jpg)
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![AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED] AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%202%20SIGHTS-OPTIONS-2024-800x800.jpg)
AR 300AAC Blackout 16'' Barrel 15'' Keymod Handguard | Carbine Upper Build UPK19 [ASSEMBLED]
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Most orders usually ship out fast. CERAKOTE products may take 5-7 business days to process.
- Stock: In Stock
- Model: UPK-19-AR300BLKC
Product Views: 74744
$249.99
$529.99
Available Options
BCA 16" 300 AAC Blackout | Parkerized | Made in U.S.A.
AR-10 / LR-308 Flash Can Muzzle Brake Aluminum V.2
AR-15 Mil-Spec Upper Receiver | Made in U.S.A.
AR-15 Tactical Rifle Charging Handle Assembly
AR-15 Ejection Port Cover | Dust Cover Assembly
Forward Assist Complete Mil-Spec Assembly
Low-Profile Micro Steel AR Gas Block .750-Black Phosphate Finish
9.75" Stainless Steel Gas Tube-Carbine
Length
Handguard Option
AR-15 15'' Clamp On RailSystem
AR-15 16''FreeFloat Keymod Handguard Rail System
AR-15 15'' ExtendedLength One Piece Free Float Handguard
AR-15 15'' Angle CutClamp on M-LOK Handguard - Made in U.S.A
AR-15 15'' M-LOK SuperSlim Free Float Handguard with Steel Barrel Nut - Made in U.S.A
WARNING to California Residents:⚠️ According to California's Proposition 65, some products sold on this website may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Tags:
OUTDOORSPORTSUSA
, 300AAC
, CARBINE KIT
, 16 INCH
, LOW PROFILE GAS BLOCK
, .750
, AR10
, 308
, STAINLESS STEEL
, GAS TUBE
, MIL SPEC
, FORWARD ASSIST
, EJECTION PORT COVER
, 1:7 TWIST
, CLAMP ON RAIL SYSTEM