Freediving Ballast Back kulemera dongosolo kwa freediving, amene amalola kopitilira muyeso bwino bwino ndi buoyancy. Katundu wake, mphamvu yake yosinthira komanso yothamanga, mpaka 6 kg, yogwiritsidwa ntchito mwanjira iliyonse, kuwongolera kulikonse. Ili ndi kumasulidwa kwachangu ndi zomangira zosinthira kuti zigwirizane ndi kukula kosiyanasiyana, kaya ndi jenda, kupereka chitonthozo chodabwitsa chomwe chimakupangitsani kuyiwala msanga kulemera kwake. Mapangidwe ake amachokera ku kuphatikizika kwa nyama zam'madzi ndi zida zopangidwira kuthamanga kuti zipereke mizere ya hydrodynamic ndikupereka kutsetsereka koyenera pansi pamadzi. Kusinthasintha kwake kumapangitsa kukhala lingaliro lamtundu umodzi
Dzina la polojekiti : Hydrospine, Dzina laopanga : LAHCCEN LUDOVIC, Dzina la kasitomala : Apnea Sub.
Ichi ndi chopangidwa chodabwitsa chomwe chapambana mphoto yasiliva mu mpikisano wa mapangidwe a zida zamasewera, zida zolimbitsa thupi ndi zosangalatsa. Muyenera kuonetsetsa kuti mukuona buku lowonetsa mapangidwe a opanga opambana mphoto ya siliva, kuti mupeze zinthu zina zambiri zatsopano, zapadera, zoyambirira ndi zaluso za zida zamasewera, zida zolimbitsira thupi ndi zosangalatsira.
