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and I'm afraid that's all I have. Here's what comes immediately before if it's any help:
El ET es un asegurador-descensor de nueva generación diseñado para asegurar al primero o al segundo/s de cordada.
Se utiliza con cuerdas dinámicas UIAA (EN892) simples, dobles y gemelas, de diámetros comprendidos entre 7.5 y 12 mm.