HS923 9MM BLACK 1/2X28 SILEN Manufacturer Model Number: SS-9000 Manufacturer: Shadow Systems Model: HS923 Caliber: 9mm Type: NFA - Silencer Item Type: NFA Finish: Black Cerakote Overall Length: 5.33" to 8.18" Shipping Weight: 2.0 Feature: Modular Lengh Feature: Titanium Blast Baffle Optic Adjustable Objective: false Optic Reticle Illuminated: false