Elevate Your 9mm PCC Shooting Experience.

Our patented Roller Delayed Buffer System turns your 9mm AR pattern firearm into a roller-delayed blowback system.

This upgrade significantly reduces felt recoil while increasing firearm reliability.

Experience improved efficiency and reliability, with the added benefit of reduced recoil and heightened accuracy. Plus, the smoother cycling action provided by our roller-delayed system promises a consistency in performance that’s hard to match.

Designed to hold the bolt closed for fractions of a second longer, enabling more gases to escape through the barrel.

Manufactured to the highest quality standards Creating a smoother cycling action.

The patented RDB System holds the bolt closed longer, enabling more gasses to escape down the barrel compared to a straight blowback system.

Offered two variations:

· One for Maxim Defense CQB Stocks and Pistol Systems,

· Standard Carbine length 9mm ARs

Maxim Defense Industries | 1265 Kuhn Dr. , STE 100, St. Cloud, MN 56301