Rails for fast helmets or other modified helmet equipment. With it, you can mount lights, lasers, cameras, or other equipment to your helmet by using the standard curved rail dovetail adapter (not included). It stays firmly attached to your helmet and does not fall off easily. A great accessory for your combat helmet and offers you a lot of conveniences.
The rails on the side of the helmet can be used in many different ways. The side rails are often referred to as ARC rails and the front rails are often referred to as Rhino mounts. The most common accessories are torches, mounts for hearing protection, GoPros, face shield mounts, communication devices, goggles, and side armor (also called chops).