This replacement or spare magazine is compatible with your bushmaster ar-15.
Caliber: 5.56x45mm NATO
Capacity: 30rd
Model: OEM
Material: Aluminum
Model Fit: AR-15
Brand Fit: Bushmaster
Capacity: 30
Caliber: 5.56x45mm NATO
Capacity: 30rd
Model: OEM
Material: Aluminum
Model Fit: AR-15
Brand Fit: Bushmaster
Capacity: 30