Ukwamkela inkqubo yokubumba kunye ne-double-piston calipers;Ulwakhiwo lwehinge lokufakela lula;Ijoyinti yetyhubhu ejikelezayo yofakelo oluhle ngakumbi;Ukukhethwa kwezitshixo zombane ezikumgangatho ophezulu;Ivalwe ngokupheleleyo kwisakhiwo sokungangeni manzi kunye nothuli.