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Mfg Item #: 60B8667
The ENDEAVOR line features a 20-inch barrel so that you can easily pair the upper receiver with your existing AR15 lower and squeeze out every drop of ballistic performance from Hornady's 6mm ARC caliber.
| Type | Complete |
|---|---|
| Twist | 1:7.50" |
| Series | MK4 |
| Sights | None, Optic Ready |
| Caliber | 6mm ARC |
| Handguards | 15" CMMG RML M-LOK |
| Barrel Finish | Black Nitride |
| Barrel Length | 20" |
| Barrel Material | 416R Stainless Steel |
| Barrel Description | Medium Taper |
| Barrel Length Range | 20" to 20.99" |