XDM 45ACP 4.5" THREADED BARREL Manufacturer Model Number: XDM4501TB-KIT Manufacturer: Springfield Armory Model: XD-M Elite Threaded Barrel Caliber: 45 ACP Type: Accessory-Barrels Item Type: Accessory Finish: Melonite Shipping Weight: 0.35 Feature: Fits 4.5" XD-M Elite Optic Adjustable Objective: false Optic Reticle Illuminated: false