ALASKAN360 MULTI CAL SILENCER 9MM TO 338 LAPUA Manufacturer Model Number: AK360 Manufacturer: Rugged Suppressors Model: ALASKAN360 Caliber: 338 Lapua Type: NFA - Silencer Item Type: NFA Finish: Black High-Temp Cerakote Overall Length: 6.6" to 7.5" Weight: 9.4 to 11.8 oz. Shipping Weight: 1.0 Feature: Includes R.U.M. Feature: Includes Titanium Front Cap Feature: Multi Caliber Utility Optic Adjustable Objective: false Optic Reticle Illuminated: false