Castle Nut Receiver Buffer Tube Lock Ring AR-15
ACME is now offering replacement components for the AR-15 that are made to strict military specifications. These high quality components will provide excellent fit and reliable function in your AR series platforms. These parts are perfect for upgrading existing components or replacing worn or broken parts. Don't waste your time or money on unreliable AR parts, grab a few of the lower parts today!
- Mil-spec part
- Great for new builds or replacing worn parts
- Dependable parts at an incredible price