SPECS : - Diameter: 1.5 - Overall Length: 5.8 - Length Added: 4.5 when using EZ Brake 3.5 when using longer devices - Weight: 11.0 Ounces w/ Plan A installed 9.1 ounces tube body alone - Materials: High strength high temperature corrosion resistant 17-4PH Stainless Steel - Attachment: .22 cal/5.56mm Taper Mount minimalist devices - DB Attenuation: 5.56mm (31DB) - Finish: High Temp Cerakote - Full Auto Rated: Yes - FEATURES: - 17-4 Stainless Steel Fully H900 Heat Treated - Laser Welded - Minimal and Repeatable POI shift - Rock Solid Mounting - Low Profile Flash Suppressor - ECO-FLOW baffle system for improved performance - Compatible with Griffin Taper Mount devices - Taper Mount EZ Brake 1/2x28 .22 cal Included - Compatible with CAM-LOK Universal QD system - Supports 3-Lug QD kits - Supports A2/Gate-Lok adapter - Griffin Cerakote finish - Perpetual Lifetime Warranty