The 3rd Gen MOLLE Lok is the latest advancement from Blade-Tech for secure attachment of your knife and gear. It features a spring loaded lock that is precise and robust. The Molle-Lok Gen 3 has a strong design to give you the confidence you deserve, so you can pay attention to the more important details out in the field. It comes with the hardware needed to attach to your sheath, with 3/4" hole spacing. The LARGE Molle Lok has a 4.75" opening.