The Micro-tech Combat Troodon is a Dual Action Auto Fire and Retract that is 9.10 inches and 5.20 inches closed.  The Combat Troodon is a precision made, out-the-front tactical knife.  It is 25% larger than their flagship, the Troodon.  It brings the slender handle, contoured shape, radical design elements, and a sophisticated internal mechanism which improves operational functionality and reliability to a larger scale.  The Combat Troodon is designed for a broad spectrum of utility and close quarter combat applications.  Microtech  Combat Troodon Automatic Out the Front Double Action Knife Specs click here.