Product DescriptionMaxim Defense Industries SBA (Short Barrel Ammunition) is engineered to help short barrel rifles deliver improved velocity and terminal performance where compact platforms often fall short. Developed in partnership with Fort Scott Munitions, this 8.6 Blackout load features TUI (Tumble Upon Impact) technology designed to create effective ballistic wound cavities and continue tumbling down to 500 fps. Each box contains 20 rounds of 285-grain match-grade solid copper projectiles for consistent, high-performance results.Product Highlights Purpose-built SBA (Short Barrel Ammunition) load optimized for short barrel rifle performance TUI (Tumble Upon Impact) projectile design for enhanced terminal effect Tumbles down to 500 fps for performance at lower velocities Match-grade solid copper projectile construction for consistency 20-round box (noted as 20/200 packaging)Specs Brand: Maxim Defense Industries Manufacturer Part Number: MXM-49143 UPC: 680017491437 Caliber: 8.6 Blackout Bullet Weight: 285 grain Bullet Material/Type: Match Grade Solid Copper Technology: TUI (Tumble Upon Impact) Rounds per Box: 20 Rounds per Case: 200Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.