Strike Lower Receiver Spring Kit Si Ar-lrsk Lower Spring Kit

The strike industries m?4ar-15 lower receiver spring replacement kit includes 9 important springs that are commonly replaced or easily lost when building stripped lower receivers.The 9-piece kit includes springs for the bolt catch disconnector spring buffer retainer spring trigger spring hammer spring magazine catch spring selector spring and two detent springs.Finish: BlackType: Spring KitModel: Lower Receiver Spring KitMaterial: Various