Size:M/L(53-57cm);L/XL(57-61cm) Description: sentinel helmet surface after treatment, the surface layer of fine lines, sanded effect, not the same handle, The Sentry offers the same level of protective head coverage as the with improved interoperability between communication headsets, visors, and accessories for mandible protection. It also provides better hearing localization and attenuation than the ACH with a modified ear area shape, and is compatible with ARC Rail mounted COMMs and hearing protection devices.
