![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/0%2024-1000x1000.png)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/FML-TC-R-2-1000x1000-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/724-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024%20BARRELS-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%201%20SIGHTS-OPTIONS-2024-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%202%20SIGHTS-OPTIONS-2024-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/AR15-Laser-Bore-Sight-2024-1000x1000.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/0%2024-800x800.png)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/FML-TC-R-2-1000x1000-800x800.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/demo/UPK-142-AR15C-SIDE-CHARGING/724-800x800.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/0%202024%20BARRELS-800x800.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%201%20SIGHTS-OPTIONS-2024-800x800.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/0%202%20SIGHTS-OPTIONS-2024-800x800.jpg)
![AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED] AR-15 .223/5.56 16" Barrel Handguard M Lok Lenth Option| SIDE CHARGING UPPER BUILD UPK142 [ASSEMBLED]](https://outdoorsportsusa.com/image/cache/catalog/RIFLE-UPPER-OPTION-PIC/2024%20NOVEMBER%20OPTIONS/AR15-Laser-Bore-Sight-2024-800x800.jpg)
- Stock: In Stock
- Model: UPK-142-AR15C-SIDE-CHARGING
Available Options
AR-15 Complete Side Charging Upper Receiver Assembly | Made in USA
Low-Profile Micro Steel AR Gas Block.750 + Stainless Steel Gas Tube - Pistol Length [Assembled]
AR-15/.223/5.56 Birdcage Muzzle Brake W/ Crush Washer
AR-15 10'' M-LokHandguard C Relief Cut - Black
AR-15 12'' M-LokHandguard C Relief Cut - Black
AR-15 10'' M-LOK SuperSlim Free Float Handguard with Steel Barrel Nut - Made in U.S.A
AR-15 12'' M-LOK SuperSlim Free Float Handguard with Steel Barrel Nut - Made in U.S.A
AR-15 10'' Angle CutClamp on M-LOK Handguard - Made in U.S.A
AR-15 12'' Angle CutClamp on M-LOK Handguard - Made in U.S.A
AR-15 10'' Combat ModularM-Lok Handguard "C" Cut - Black
AR-15 12'' Combat ModularM-Lok Handguard "C" Cut - Black
AR-15 10'' M-LOK Slim ProfileFree Float Handguard – Black - Made in U.S.A
AR-15 12'' M-LOK SlimProfile Free Float Handguard – Black - Made in U.S.A
AR-15 10'' ExtendedLength One Piece Free Float Handguard
AR-15 12'' ExtendedLength One Piece Free Float Handguard
AR-15 10'' Super SlimKeymod Free Float Handguard 223 556 Steel Barrel Nut
AR-15 12'' Super SlimKeymod Free Float Handguard 223 556 Steel Barrel Nut
AR-15 10'' Ultra SlimKeymod Handguards V2 W/ Steel Barrel Nut
AR-15 12'' Ultra SlimKeymod Handguards V2 W/ Steel Barrel Nut