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Mfg Item #: STSBX20
Spike's Tactical Jack-10 upper and lower receiver set is CNC-machined from 7075-T6 billet aluminum. It has a heavily flared magwell, oversized integrated trigger guard, and a black hardcoat anodized metal finish. It is suitable for .308, 6.5 Creedmoor, or 338 Federal. The Jack-10 is compatible with any AR-style 308 barrel/bolt carrier group; SR25 or DPMS barrel nut; SR25, DPMS high, Armalite AR-10 handguard height; any SR25 or DPMS magazine; and any AR-compatible trigger group.
| Type | Lower and Upper Receiver |
|---|---|
| Finish | Black Hardcoat Anodized |
| Series | 308 Billet Set |
| Caliber | 30865 creedmoor338 federal |
| Trigger | None |
| Gun Type | AR Platform |
| Material | 7075 T6 Aluminum |
| Gun Model | AR-15 |