HK Army Proflex Chinstrap Screw Set flex 8 The LED will begin flashing

The LED will begin flashing and then turn purple

without having to move any operational components

Gen 4 Updates:

these covers offer both durability and flexibility

HK Army Proflex Chinstrap Screw Set flex 8 The LED will begin flashingOver time, the stock chin strap can deteriorate or the rivet can be damaged, leaving you without a way to reattach the chin strap. The HK Army Chin Strap Screw with Loop Kit solves this problem, making it simple to add a chin strap back onto the Proflex goggle lower. Made of durable aluminum, this kit works perfectly with the HK Army Magtek chin strap or any standard universal chin strap. Features: Aluminum Construction ensures durability and long