The Charles Daly AR-410 upper receiver converts standard AR-15 pattern lowers to .410 bore shotgun capability.
- Caliber: .410 Bore (2.5″ shells)
- Type: Complete upper receiver assembly
- Compatible Lower: AR-15 pattern (mil-spec)
- Barrel Length: 19 inches
- Material: Machined aluminum upper receiver
- Includes: Upper receiver, barrel, bolt carrier group, charging handle, 5-round magazine
- Installation: Standard AR-15 pin system, no gunsmithing required
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