Inonyanya kushandiswa pakurebesa kwechubhu inodiwa, kupinza marudzi mazhinji emedine panguva imwe chete uye nekukasira kupinza.Inoumbwa nenhatu nzira vharafu yekushandiswa kwekurapa, nzira mbiri, nzira mbiri chivharo, nzira nhatu, chubhu clamp, inoyerera regulator, yakapfava. chubhu, jekiseni chikamu, hard connector, tsono hub(maererano nevatengi'chinodikanwa).