![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(1-)-1000x1000.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(2)-1000x1000.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(3)-1000x1000.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-BCG-N+BCG-NB-OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-1-1000x1000.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-CH-OPTION-ADD-ON-OPTIONAL-1000x1000.jpg)
-31 %
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(1-)-800x800.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(2)-800x800.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-46-AR300BLKC/AR-300-Blackout-16-Barrel-W-10-12-15-M-LOK-Handguard-Option-Carbine-Upper-Build-U46-ASSEMBLED(3)-800x800.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-BCG-N+BCG-NB-OPTION-ADD-ON-OPTIONAL-800x800.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-SIGHTS%20OPTION-ADD-ON-OPTIONAL-1-800x800.jpg)
![AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED] AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/NEW-CH-OPTION-ADD-ON-OPTIONAL-800x800.jpg)
AR 300 Blackout 16'' Barrel W/ 10'' 12'' 15'' M-LOK Handguard Option | Carbine Upper Build UPK46 [ASSEMBLED]
- Stock: In Stock
- Model: UPK-46-AR300BLKC
Product Views: 7254
$339.99
$489.99
Available Options
FML-TC-C | Handguard
Option
AR-15 M-LOK Handguard "C" Cut
10" 12" 15"
16" .300 Blackout 1:8 Twist | Pistol Gas
System| Parkerized | Made in U.S.A.
AR-10 .308 A2 Style Birdcage Muzzle Brake
W/Crush Washer
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
6.7" Stainless Steel Gas Tube-Pistol
Length
Tags:
OUTDOORSPORTSUSA
, BIRDCAGE MUZZLE BRAKE
, 16 INCH
, RIFLE
, 1:8 TWIST
, PARKERIZED
, MADE IN U.S.A
, BCG
, BLACK NITIRIDE
, STOCK
, 6 POSITION BUFFER TUBE