A3T Compact Buffer Thread to 1913 Adapter
- These compact adapters convert a standard AR-based buffer tube thread to a small Picatinny (1913) rail, allowing the user to attach and brace or stock designed for Picatinny mounting.
 
- Compact design
 - Billet 6061 T6 Aluminum
 - Black Type III Hardcoat Anodizing.
 - Works with Sig MCX, Brownells BRN-180 uppers, Sig P556 pistols and Kriss Vector pistols as well as many others.
 
*Does not work with standard AR-15 recoil system.