FPM Gunworks Silencers SSPL55658X24SSBLKDLC Spleen Splitter 5.56/223 5/8"x24 Threads 17-4 Stainless Steel 2.170" OAL, Brakes & Compensators

The Spleen Splitter is a 2-port brake designed to accept Q Plan B style, Rearden Atlas, and Rearden Atlas XL mounts. Machined from 17-4 stainless steel, weighing 1.8 oz, and at a length of 2.170 inches, the Spleen Splitter will bring your 14.5" barrel to over 16" once pined and welded but also aid in keeping the end of your firearm light in the hand.