Looking to build the ultimate AR-9 carbine? This 9mm Mil-Spec buffer tube assembly from Luth-AR comes with everything you need to attach a collapsible 6-position carbine stock to your pistol caliber carbine AR-15. The Mil-Spec buffer tube is made from aluminum while the spring is made from stainless steel. When paired with a carbine length gas system, this buffer assembly will provide exceptional reliability and durability. It simply threads into any Mil-Spec lower receiver and is compatible with the Luth-AR MBA-3/4 carbine buttstocks. The included latch plate and lock ring ensure that the buffer tube will not back off over time. The spring and buffer weight are tuned specifically to 9x19mm caliber rounds for optimum reliability. Finish your 9mm AR-15 build today with this high quality receiver extension kit. Parts Kit # 9MM-M-BAP
Carbine length aluminum extension tube
Standard 9mm rifle stainless steel buffer spring
Standard 9mm buffer weight
The Luth-AR company was founded by the same man who founded the DPMS and Panther Arms firearms companies. Randy Luth started as a machinist and built his way up to leading some of the most recognizable and respected companies in the firearms industry. The Luth company now owns seven patents for high quality AR-15/.308 components and accessories that are built for the competition shooter, hunter, and gun enthusiast.