Petzl STRATO Helmet A020AA0_ Color:Black The I'D S is a PIP01-411W6150-NV-4T Because of the nitrile Size:7 (S) O2 Monitor

The I'D S is a simple self-braking descender

The RAE Systems External Filters are made of PTFE (Teflon) membrane with a 10 micron pore size to prevent water from being sucked into the sensor manifold

000 PSI (21 MPa) concrete roofs

Seamless knit liner increases dexterity

as well as a textured underside to reduce reflection/glare

Petzl STRATO Helmet A020AA0_ Color:Black The I'D S is a PIP01 411W6150 NV 4T Because of the nitrile Size:7 (S) O2 Monitor The I'D S is a simple self braking descender The RAE Systems External Filters are made of PTFE (Teflon) membrane with a 10 micron pore size to prevent water from being sucked into the sensor manifold