Complete Upper Assembly Features
The 17 HMR AR-15 upper features an 18″ barrel, 1:9 twist rate, 1/2-28RH threading, an A2 flash hider, a blowback operating system, two 10 round magazines, and a parts kit for lower conversion.
Complete Upper Assembly Specifications
- Brand: Alexander Arms
- Category: Uppers
- Gun Platform: AR-Style
- Caliber: 17 HMR
- Model: Complete Upper Assembly
- Barrel Length Range: 18″ to 18.99″
- Sights: None, Optic Ready
- Capacity: 10rd
- Firearm Type: AR-15
- Muzzle: A2 Flash Hider
- Firearm Fit: AR-15
- Handguard Finish: Black
- Handguards: M-LOK
- Max Capacity: 10
- Receiver Finish: Black Cerakote
- Receiver Material: Aluminum
- Thread Pattern: 1 / 2″-28 tpi
- Twist: 1:9″
- Weight: 4.50 lbs
- Barrel Finish: Black
- Barrel Length: 18″
| Barrel Length | 18 |
|---|---|
| Caliber | .17 HMR |
| Capacity | 10 |
| Condition | New in Box |
| Finish Per Color | Black |
| Manufacturer | Alexander Arms |
| Manufacturer Part Number | UST17 |
| Model | Complete Upper Assembly |
| Type | Uppers |
| UPC | 819511021295 |
