Columbia River aluminum InterFrame build SF folders share a unique design offering a combination of Carson M16 Series features requested by military procurement specialists. The dual grind Tanto blades were specified because they offer maximum strength. The open build allows two Carson Flippers to be incorporated, resulting in a true hilt— very rare in folding knives. The M16®-14SF Big Dog Aluminum is CRKT hefty utility version, with a 3.875" (98 mm) dual grind Tanto blade and full-size handle with butt pommel. Blade, frame and hardware are non-reflective tactical black. The blade receives a black titanium nitride coating for maximum corrosion resistance. Kit's trademark dual checkered thumb studs are standard. One-hand opening and closing is quick and smooth. It features CRKT exclusive patented (1) AutoLAWKS™ automatic safety, which turns the folder into a virtual fixed blade automatically. Columbia River aluminum frame SF features contoured scales of hard anodized 6061 T6 aluminum, with a perimeter radius for a comfortable grip with or without gloves, stainless steel liners with friction grooves, and a premium AUS 8 stainless steel blade. The Combined Razor-Sharp and Triple-Point™ Serrated edge is standard. Specifications: Dimensions - Open Overall Length: 9.25" - Closed Length: 5.375" - Weight: 5.7 oz Blade - Length: 3.875" - Thickness: 0.14" - Material: AUS 8 - Blade-HRC: 58-59 - Finish: Titanium Nitride - Grind: Hollow - Style: Tanto - Edge: Triple-Point Serrations Handle - Material: Aluminum - Liner: 420J2 Lock - Type: Locking Liner - Safety System: AutoLAWKS Carry - Carry System: 4 Position Clip