Handles are forged aluminum and the blade is made with high quality hardened steel with impulse heat treated teeth which is rust resistant

tree and bulb planting

Minor axis strength: 15 kN

Fulfill EN ISO 11393-4:2019 class 0 (16 m/s) and EN 388:2016

Protos Chin Strap with Magnetic Strip Brand_Southern Cross Handles are forged aluminum andThe chin strap fits the shell of the PROTOS Integral. The chin strap can be attached to the prefabricated loops of PROTOS using the insertion buttons. Thanks to the strip guide on the neck shell, the chin strap will always fit smoothly. Moreover, it cannot slip under the Hearing Protection Support. The Chin Strap includes a magnetic closing system, which can be released even under pressure easily. In case of daily use, we recommend replacing the chin