Compatible with Muzzle Brake-QD 556 and Flash Hider-QD 556; 1/2x28 Flash Hider; Lightweight and long-lasting; Efficient Form Factor - The Flow 556 Ti is optimized for dedicated 5.56 weapon systems and all types of applications with no barrel resctrictions; 3D-printed Technology - DMLS 3D-printed in Grade 5 Titanium, allowing for more durability and better overall Flow-Through performance; HUXWRX Torque Lock is a patented, tool-less locking system that ensures the suppressor will stay securely mounted onto the HUXWRX QD muzzle device; Hearing Safe - The HUXWRX Test Rifles shall not exceed 140 dB ten shot average sound pressure level at shooter's ear during barrel life; Full-Auto Rated - HUXWRX suppressors full-auto rating guarantees the suppressor passes the USSOCOM Reliability Stress Test; Cross-Platform Compatible - HUXWRX QD suppressors can be used on a variety of calibers and rifle platforms; Cerakote finish, Flat Dark Earth (or Black) color