Kuzamura sisitemu ya hydraulic hamwe nu rwego rwo hejuru rwa BSPP Umugabo / Metric Abagabo Bafashwe Kashe Ikimenyetso.Hitamo muri zinc yashizwemo, Zn-Ni isahani, Cr3 yashizwemo, cyangwa Cr6 yashizwemo.Ikozwe mubyuma bidafite ingese, ibyuma bya karubone, cyangwa umuringa, ibyo bikoresho byemeza isano ryizewe.