This LBE Unlimited buffer (brand part no. ARBUFF9MM) is designed and properly weighted specifically for use in 9mm AR-15-variant firearms, where a standard 5.56/.223 buffer weight typically won’t cycle the blowback action correctly. LBE Unlimited is a leading producer of US-made gun parts and accessories. This AR buffer system part is a direct-fit replacement for a 9mm AR build.

Key Specifications

• Designed and weighted specifically for 9mm AR-15-variant firearms.
• Sold under LBE’s Recoil Buffer product line.
• Sized and weighted for the blowback operating system used in 9mm AR builds.

Frequently Asked Questions

Can I use a standard 5.56 buffer in my 9mm AR? No, a 9mm blowback-operated AR needs a buffer weighted specifically for that system; a standard 5.56 buffer won’t cycle correctly.

Is this made in the USA? Yes, LBE Unlimited manufactures its buffers and other AR components in the United States.

Buy the LBE Unlimited AR15 9mm Carbine Recoil Buffer

Running the correct buffer weight is essential for reliable cycling in a 9mm AR build. Order this from a Lubbock, TX gun shop and our team will get your order processed right away.