Expo Arms AR-15 Takedown Detent
Details
The Expo Arms AR-15 Takedown Detent is a small but vital part that helps create the necessary spring tension for your takedown and pivot pins, holding your upper and lower receivers together. Due to its size and crucial function, it's great to keep a couple of these detents as spares for any build or repair. Proudly made in the U.S.A.
