VENTUM 556 SILENCER 1/2X28 INCLUDES THREAD ADAPTER Manufacturer Model Number: 2904 Manufacturer: HUXWRX Model: Ventum 556 Caliber: 223 Rem | 5.56 NATO Type: NFA - Silencer Item Type: NFA Finish: Black Nitride QPQ Overall Length: 6.7" Weight: 15.2 oz. Shipping Weight: 1.0 Feature: Includes 1/2x28 Thread Mount Feature: QD HUB Compatible Feature: No Barrel Length Restrictions Optic Adjustable Objective: false Optic Reticle Illuminated: false