Tisas USA Duty B45RDG, 1911, Semi-automatic, Steel Frame Pistol, Full Size, 45ACP, 5 Threaded Barrel, Cerakote Finish, Flat Dark Earth, Rail, G10 Grips, Novak Carry Night Sights with Dots, 8 Rounds, 2 Magazines 10100565 Built on the proven 1911 Raider platform, this enhanced model is chambered in .45 ACP and now features a threaded barrel, making it suppressor-ready right out of the box. Additionally, the RMSc/Holosun K optics cut allows for seamless mounting of today's most popular micro red dot sights, providing faster target acquisition and improved accuracy.