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- Caliber:
- .17 Hornady Magnum Rimfire
- Overall Length:
- 26 in
- Barrel Length:
- 18 in
- Gas System Length:
- Carbine Length
- Barrel Twist Rate:
- 1-9
- Firearms Threads Per Inch:
- 1/2x28
- Muzzle Device:
- A2 Flash Hider
- Finish:
- Anodized
- Color:
- Black
- Gun Model:
- AR-15
- Weight:
- 4.5 lb
- Condition:
- New
Code: 61Q-UFH-UST17ST-UST-17
MPN: UST-17
UPC: 819511021295
ATTENTION! We currently do not ship this product to AK, CA, HI, IL, NY, WA, P.O. Boxes, and U.S. Territories. Please see our policies for more information.
Product Info for Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver
Alexander Arms Standard Rifle Uppers chambered in .17HMR feature steel construction and a forge-turned barrel to produce high-end performance and accuracy. These AR15 Upper Receivers by Alexander Arms are built with a carbine-length gas system and equipped with a carbine-length buffer tube, a one-piece handguard and a flash hider. Built on the AR15 platform, these unfinished Alexander Arms .17HMR Uppers are compatible with standard AR15 lower receivers, and you can install these upper receivers yourself. Alexander Arms has also updated the features on this upper to this: 1/2-28RH Threading, Thread Protector (Upgrade Options Below), Lower Parts Kit, Blowback Operating System, Black Finish, Two 10 round magazines. Buy an Alexander Arms .17HMR Upper Receiver to complete your .17HMR build for an accurate, high performance firearm.![]()
Specifications for Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver:
| Manufacturer: | Alexander Arms |
| Caliber: | .17 Hornady Magnum Rimfire |
| Overall Length: | 26 in |
| Barrel Length: | 18 in |
| Gas System Length: | Carbine Length |
| Barrel Twist Rate: | 1-9 |
| Firearms Threads Per Inch: | 1/2x28 |
| Muzzle Device: | A2 Flash Hider |
| Finish: | Anodized |
| Color: | Black |
| Gun Model: | AR-15 |
| Fabric/Material: | Steel |
| Gun Type: | Rifle |
| Gun Make: | AR Platform |
| Gas System Type: | Blowback |
| Weight: | 4.5 lb |
| Magazine Included: | Yes |
| Condition: | New |
| Dimensions: | 4.65 X 10.00 X 37.75 in |
Features of Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver
- A2 Flash Hider
- LAR Alexander Arms Branded Hand Guard
- Standard Charging Handle
- Blowback Operating System
- Two 10-round magazines
Package Contents:
- Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver
- Parts Kit for Lower Conversion
Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver Orderable Models
List of Orderable Models
- Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver, 1-9 Twist, 1/2x28 Thread, Tacstar Carbon Fiber Handguard, A2 Flash hider, Black, UST-17 , MPN: UST-17 , UPC: 819511021295 , Code: 61Q-UFH-UST17ST-UST-17
Alexander Arms AR-15 .17 HMR 18in Standard Upper Receiver Unavailable & Discontinued Models
List of Unorderable Models
- Alexander Arms AR15 Tactical Rifle Upper, .17HMR, 18 in Barrel, Blowback, 1-9 Twist, 1/2x28 Thread, Manticore Arms Transformer Handguard, A2 Flash hider, Cerakote, Sniper Grey, UTA-17-SG , MPN: UTA-17-SG , UPC: 819511021509 , Code: 61Q-UFH-UST17ST-UTA-17-SG-10RD
- Alexander Arms AR15 Tactical Rifle Upper, .17HMR, 18 in Barrel, Blowback, 1-9 Twist, 1/2x28 Thread, Manticore Arms Transformer Handguard, A2 Flash hider, Cerakote, Flat Dark Earth, UTA-17-DE-SP , MPN: UTA-17-DE-SP , UPC: 819511021301 , Code: 61Q-UFH-UST17ST-UTA-17-DE-SP-10RD