8.6 BLK - 285gr TUI® Subsonic ammunition  Subsonic mass. Unmatched terminal authority. The Maxim Defense 8.6 Blackout 285gr TUI® Subsonic Ammunition is a match-grade, lead-free cartridge designed to deliver extreme penetration and devastating terminal performance at subsonic velocities. Built around a Solid Copper Spun (SCS®) projectile and patented Tumble Upon Impact™ (TUI®) technology, this ammunition penetrates bone and dense tissue before tumbling aggressively in soft tissue to create massive internal disruption. Optimized for short barrels, fast twist rates, and suppressed platforms, it delivers quiet operation, consistent accuracy, and confidence-inspiring performance for serious hunters and specialized shooters.FEATURES: 285gr solid copper TUI® projectile for extreme subsonic performance Optimized for suppressed 8.6 BLK platforms Immediate tumbling in soft tissue for massive wound channels High penetration with controlled disruption CNC-machined projectiles for match-grade consistency Lead-free construction for regulated environments Built for fast-twist barrels and short barrels Click here for more info8.6 BLK - 285gr. TUI Subsonic Ammo 8.6 BLK - 285gr. TUI Subsonic Ammunition Caliber 8.6 BLK Grain 285 Projectile Solid Copper Spun (SCS®) Test Barrel 12" / 1:3 Barrel Velocity 1056 FPS Size OAL: 1.965" / COAL: 2.800" Quantity 20/Box At Maxim Defense, we take pride in designing and manufacturing high-performance firearms, suppressors and accessories that deliver exceptional reliability and durability. Your feedback and positive reviews are important to us, as they help us continually improve our products. If you experience any issues with your Maxim Defense products, please contact us at [email protected], and we’ll work with you to resolve the matter as quickly as possible. Please note that we do not cover damage caused by the installation of other manufacturers’ products. Reviews There are no reviews yet. Be the first to review “8.6 BLK – 285 GR. TUI SUBSONIC” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.