The B&T RDQ Compact Legacy 9mm suppressor is a top choice for Law Enforcement and Military when it comes to SMG suppression as it features a unique high-volume, low-backpressure assembly. This silencer is designed with the Swiss precision that B&T is known for, and is constructed of advanced aluminum alloys while being finished in a durable corrosion resistant hard anodized coating.  Technical Specifications: Length: 6.5″ Diameter: 1.8″ Weight: 12oz Material: Aluminum Finish: Type 3 Hard Coat Anodized What’s in the Box: B&T RDQ Compact Legacy 9mm Suppressor Owners Manual