AMAKURU MASHYA 24 YITONDERWA MU BIKORWA BIKURIKIRA: Iterambere rishya rya crampons zari zifite ibyuma 24 bidafite ibyuma na silicone yo mu rwego rwo hejuru, biroroshye kwambara kandi ntibishobora kwangirika.Kuvugurura ibyuma bidafite ibyuma bitanga igikurura cyiza kubutaka butandukanye cyangwa mubindi bihe bibi, bikurinde umutekano kandi nta nkomere.