A The Ed Brown SR Barrel is a 416 stainless, button-rifled match barrel, with 1-10 twist and 11Adeg target crown. Customized with special Ed Brown Tread Flutes, available in Black DLC, or the "Spectrum" multi-colored finish. This match barrel with traditional rifling will digest jacketed and lead bullets alike, with exceptional accuracy and reliability. It comes equipped with A 1/2 x 28 threads and a custom thread protector, making it fully suppressor ready.