Back-up device / ascender A mechanical replacement for self-jamming knots (Prusik, Machard, etc.). * When positioned below the descender, the SHUNT can be used as a back-up device to protect a descent on rappel. * Brakes when device is released. Certification: CE, UIAA Technical specifications: For use on single ropes (10 to 11 mm) or double ropes (8 to 11 mm) 188 g |
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