The Stern Defense RAB-AD Mini Rapid Attach Buttstock Adapter offers a seamless way to quickly reduce the overall length of your firearm for easy storage and transport—no modifications required. The RAB-AD Pic Rail is designed for firearms utilizing MIL-STD-1913 (Picatinny rail) railed receivers, making it ideal for modern piston rifles, tacceutical carbines, and other railed platforms. The Rapid Attach Buttstock Adapter Mini allows you to greatly reduce the length of your firearm for compact storage and easy transportation without any modifications, and it allows for the attachment and removal of your buttstock or pistol brace in seconds.
7075 aluminum construction and steel internals make the RAB-AD Mini both robust and lightweight. Its steel ball detents and locking bolt ensure a secure, stable lockup during use. To detach, pull the bottom release tab and twist counter-clockwise 30 degrees. The stock will then be separated from the firearm. To re-attach, align the two pieces, push in and turn clockwise 30 degrees. The steel locking mechanism automatically secures the adapter. Comes with armorers tools for installation. Only a 3/8″ ratchet wrench is needed to complete the process.
Designed, machined, and assembled at Stern Defense. This adapter enables seamless modularity for shooters who want to quickly swap between different stocks without tools or hassle, perfect for compact travel configurations and tactical flexibility.
