ATI AR-15 Steel Locking Ring

Advanced Technology
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This small locking ring is essential to the completion of your AR-15 carbine. The hardened steel will hold up to the rigors of intense range use, and the universal design works with all receiver extensions.

Specifications and Features:
AR-15 Steel locking ring A.5.10.1010
Works with commercial, military and hybrid buffer tubes
Virtually indestructible
Manufactured in the USA