Hikelok o loʻo i ai le tele o oloa, e aofia ai mea faʻapipiʻi ma mea faʻapipiʻi, oloa maualuga maualuga, oloa mama maualuga, vaʻavaʻa faʻagasologa, masini masini, faiga faʻataʻitaʻiga, faʻapipiʻi muamua, masini faʻapipiʻi ma mea faigaluega.
Hikelok meafaifaaili ala alafa'i polo e ufiufi BV1, BV2, BV3, BV4, BV5, BV6, BV7, BV8. O le mamafa galue e mai le 3,000psig (206 bar) i le 6,000psig (413 bar).
