Diameter: 1.5 - Overall Length: 6.3 - Length Added: 5.0 when using EZ Brake 4.0 when using longer devices - Weight: 11.8 Ounces w/ Plan-A installed 9.7 Ounces tube body alone - Materials: High strength high temperature corrosion resistant 17-4PH Stainless Steel - Attachment: .30 cal/7.62mm Taper Mount minimalist devices - DB Attenuation: 7.62mm (29DB) - 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 5/8x24 .30 cal Included - Compatible with CAM-LOK