Pūnaehana kaʻa kaʻa

Hoʻokumu ʻia nā ʻāpana ʻōnaehana kaʻa kaʻa i hoʻolako ʻia e Trans-Power a hoʻāʻo ʻia e like me nā kūlana ʻelua o ISO 3450: nā kaʻa alanui - Nā lako pahu pahu - hui pū ʻana o ke kaʻa, SAE maʻamau: SAE J293: hui pū ʻia kaʻa kaʻa, a me ka koi o nā mea kūʻai aku.E hōʻoia i ka hiki ke braking, kūpaʻa, ola e like me nā koi o nā kūlana hana huahana, e hōʻoia i ka maikaʻi a me ka palekana o ka trailer.Eia kekahi o nā huahana.