This AR-STONER EV2 Upper Receiver Assembly in 300 AAC Blackout is being offered at an exceptional price! This AR-STONER upper features a mil-spec bolt carrier group and a medium profile barrel. The upper will attach to virtually any standard AR-15 lower receiver. The AR-STONER AR-15 EV2 Billet Upper Receiver Assembly in 300 AAC Blackout comes complete with charging handle, shell deflector, medium contour melonite barrel, and M-LOK handguard. This EV2 Billet upper does not include a front or rear sight, making it a great platform for a red dot or scope (sold separately).
Features
- 8.5″ Medium Contour Melonite Barrel
- Billet Upper Receiver
- 7″ M-LOK Handguard
- A2 Flash Hider
- Standard Charging Handle
- Pistol Length Gas System
Product Information
| Cartridge | 300 AAC Blackout (7.62x35mm) |
| Finish | Matte Black, Flat Dark Earth Cerakote |
| Material | Aluminum |
| Weight | 2.95 Pound |
| Barrel Length | 8.5 Inches |
| Barrel Material | Steel |
| Barrel Finish | Matte |
| Twist | 1:7 Inches |
| Threads | 5/8″-24 |
| Barrel Contour | Medium |
| Sights | No |
| Chrome Lined | No |
| Gas Block Diameter | 0.75 Inches |
| Gas System Length | Pistol |
| M4 Feed Ramps | Yes |
| Handguard | 7″ M-LOK |
| Bolt Carrier Assembly Included | Yes |
| Muzzle Device | A2 Flash Hider |
| Mil-Spec or Commercial | Mil-Spec |
| Country of Origin | United States of America |
| Compatible With | AR-15 |


