Petzl - RACK Brake Bar Descender us patriot gear The DD3100 is the smallest

The DD3100 is the smallest multifunctional RF detection device available

and the other is weighted to simulate a loaded magazine

NVG shroud

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Outsole: Polyurethane Slip Resistant Outsole

Petzl - RACK Brake Bar Descender us patriot gear The DD3100 is the smallestRACK Brake bar descender for long descents Designed for caving, RACK is a descender that is easy to manipulate. It is used with 9 to 13 mm diameter low stretch kernmantel ropes on one rope strand and can be used on two strands (8 to 11 mm low stretch kernmantel ropes) to facilitate long descents of over 80 meters. The lifespan of the device can be optimized by replacing the brake bars. Detailed description Description Simple to use: very easy to use.