Bloccanti da piede utili per la risalita su corda, si installano sulla caviglia per facilitare la progressione. Vanno utilizzati abbinati ad un altro bloccante mobile con un bloccante ventrale o una maniglia Jumar.
The Italian brand Kong was born in 1830 from the efforts of Giuseppe Bonaiti. Its production is utterly made in Italy, and Kong is a leader manufacturer of metallic parts for climbing equipment. Among the innovations it introduced are the D-shape carabiner and the key-lock nose of the carabiners.
