Our 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. Automated Liner Safety Triple Point™ Serrations Veff Serrations™ Dual Hilt Blade Guard w/ Aluminum Handles