Mach I Whistleloc LT

The Mach I Whistleloc LT is a new advancement in the backpack sternum strap whistle buckle category. The innovative design eliminates the need for an assembled whistle chamber cap, and features an open-chamber construction. This design allows for easy cleaning of dirt or debris and helps make the part lighter. The Mach I Whistleloc LT features sleek Mach styling and includes Mach-family innovations such as FullFlex latching. The result is a reliable and easy-to-use buckle with a loud emergency whistle. Components ordered separately.