Bolt-hubs
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Bolt-hubs, lembani sm, bf pa gg22 yotayika
Bolt-pa zopangidwira amapangidwira kuti azigwiritsa ntchito tchire la taper, kuphatikiza bf ndi mtundu wa sm.
Amapereka yankho labwino loteteza ma rodiors ofananira, opanga, agtators ndi zida zina zomwe zimayenera kuzimiririka kuzimita.