I-Alien Series Biceps Curl inesikhundla se-curl yesayensi, enesiphatho sohlengahlengiso esizenzekelayo, esinokuziqhelanisa nabasebenzisi abahlukeneyo.I-ratchet ehlengahlengiswayo yesihlalo esisodwa ayinakukunceda kuphela umsebenzisi ukuba afumane indawo echanekileyo yokunyakaza, kodwa ukuvuselela okusebenzayo kwe-biceps kunokwenza uqeqesho lugqibelele ngakumbi.Isihlalo senziwe nge-ergonomically ukwenzela inkxaso engcono kunye nentuthuzelo.