COMPLETE INTERNAL LOWER RECEIVER PARTS SET (M16/M4 also fits the AR-15)
M16/M4 also fits the AR-15
Every single internal part you require to overhaul your AR-15 lower receiver and keep it running for years.
These mil-spec parts are manufactured off shore by a US military certified contractor.
Due to differences between production runs, some of the parts pictured may slightly different than shown.
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