Helmet-mounted ear defenders, SNR 28

Cups on spring arms that fit helmet slots and park in the raised position.

Ear defenders to EN 352-3 fitting the 30 mm accessory slots of safety helmets, on sprung steel arms with three positions: working, standby (lifted off the ear) and stowed. SNR 28 dB with the helmets tested. ABS cups with replaceable foam cushions. For people in a helmet all day in construction, refineries and mines. State the helmet model when ordering.