AR57 Ultralight Tactical AR-15 Upper Receiver Assembly 5.7x28mm 16″ Barrel M-LOK Handguard 50-Round Magazine
Product Overview
The AR57 Upper Receiver Assembly converts an AR-15 to shoot 5.7×28 FN ammunition. The unique upper design loads on top and accepts FN PS90 magazine (not included) and ejects downward through the AR-15 magwell. This upper is precision machined from a one piece aluminum forging. Forged from one 7075 T6 Mono bloc Aluminum, called a Kryptonite Mono bloc with a Black Melanite Treatment Finish.
WARNING:Â Cancer and Reproductive Harm – www.P65Warnings.ca.gov.
WARNING:Â Cancer and Reproductive Harm – www.P65Warnings.ca.gov.Specifications
Product Information
| Cartridge | 5.7x28mm FN |
| Color | Black |
| Finish | Anodized |
| Material | Aluminum |
| Extra Features | Includes: Buffer Weight – 1 x 50 Rd. Magazine |
| Weight | 3.45 Pound |
| Barrel Length | 16 Inches |
| Barrel Finish | Melonite Black |
| Twist | 1:9 Inches |
| Threads | 1/2″-28 |
| Chrome Lined | No |
| Upper Receiver Type | A3 Flat-Top |
| Handguard | M-Lok |
| Bolt Carrier Assembly Included | Yes |
| Muzzle Device | Muzzle Brake |
| Compatible With |
AR-15
|
Delivery Information
| Shipping Weight | 4.345 Pounds |
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