Gemtech Lunar 9mm/300 Suppressor 1/2x28 Lid, 1.4" Diameter, Blackout Product Overview: The Gemtech LunarA(R) 9 is Gemtech's quietest and most versatile 9mm suppressor to date. Designed for maximum performance with both 9mm and .300 Blackout subsonic ammunition, the Lunar 9 is a modular silencer capable of converting between two lengths to optimize for suppression or compactness. Whether mounted to a pistol, carbine, SMG, or SBR, the Lunar 9 delivers outstanding sound reduction and ease of maintenance. Key Features: Modular Design: Configures to 7" full-length or 4.7" compact length to suit your needs. Ultra-Quiet: Delivers sound suppression down to 129 dB with 9mm. Durable Construction: Built with a 7075-T6 aluminum tube and a 17-4 stainless steel blast baffle. Lightweight: Just 10 oz. Full-Auto Rated: Rated for full-auto fire in 9mm. Easy Maintenance: User-serviceable with easy disassembly and optimal baffle alignment. Mount Compatibility: Uses standard 1/2x28 TPI thread and is compatible with all GM-9 mounting options. Weight: 0.625 lbs Specifications: Manufacturer: Gemtech Model: Lunar 9 Caliber: 9mm, .300 BLK (subsonic only) Length: 7.0 Weight: 0.625 lbs Diameter: 1.4" Material: 7075-T6 Aluminum Tube, 17-4 Stainless Steel Blast Baffle Finish: Type III Hard Coat Anodize (Matte Black) Mount Type: 1/2x28 TPI with included LID assembly Full Auto Rated: Yes (9mm only) What's Included: Gemtech Lunar 9 Suppressor 1/2x28 Piston / LID Assembly User Manual MPN: 12711 UPC: 609224346637