Simbi inokwezva maketani
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Simbi Inotsveneswa Chain, Type 25, 32, 32w, 42, 55, 62
Simbi inokwezva maketani (SDC) yakaitwa mukurima uye maindasitiri ekushandisa pasi rese. Ivo vakamisikidzwa kubva kune yekutanga kukanda demachable keteni dhizaini uye vanogadzirwa kuti vave chiedza-huremu, hupfumi, uye hwakasimba.