PROTECH TR4 Black Tactical Model 4103MM Tactical Response  Auto with Safety & MAGNAMAX Blade 

Superb Quality, USA made side opening, coil activated automatic features Black Finger-Grooved Smooth Anodized Aluminum Handles with a Lanyard hole and integrated glass breaker/skull crusher. One Piece Sliding Safety (safety can also be deployed with the blade in the open position). 

4" Special Black Blade is extra wide and features razor sharp MAGNAMAX . Overall length open is 9 1/4". Black Stainless Pocket Clip on the backside.  Sliding safety near the release button. Superb Quality piece locks up like a drum and is one of the fastest side openers available, especially for it's large size..

Measures 4 1/2" closed with lanyard hole/glass breaker/skull crusher combo integrated into the handle.  For those who want a serious auto that will withstand lots of hard work.. Great Everyday carry piece!