Product Features & Specifications
Alexander Arms UST17 Upper Parts Kits 17 HMR 18" Black Cerakote Aluminum Receiver M-LOK Handguard for AR-15 Includes 2 Mags
17 HMR AR-15 Upper Features: 18" Barrel, 1:9 Twist Rate, 1/2-28RH Threading, A2 Flash Hider Included, Blowback Operating System, Black Color (Optional Cerakote Upgrades Below), Two 10-round magazines, Parts Kit for Lower Conversion Included, Weight of upper is 4.5 pounds
| Brand | Alexander Arms |
| Model | Upper Parts Kits |
| Caliber | 17 HMR |
| Barrel Length Range | 18" to 18.99" |
| Firearm Fit | AR-15 |
| Gun Platform | AR-Style |
| Capacity | 10rd |
| Sights | Optic Ready |
| Firearm Type | AR-15 |
| Barrel Finish | Black |
| Muzzle | A2 Flash Hider |
| Twist | 1:9" |
| Handguards | M-LOK |
| Receiver Material | Aluminum |
| Thread Pattern | 1 / 2"x28 |
| Barrel Length | 18" |
| Max Capacity | 10 |
| Receiver Finish | Black Cerakote |
| Weight | 4.50 lbs |
| Handguard Finish | Black |
| SKU | 144880 |
| UPC | 819511021295 |
| MPN | UST17 |
