Alien Series Biceps Curl ifite imyanya yubumenyi ya curl, hamwe nuburyo bworoshye bwo guhinduranya ibintu, bushobora guhuza nabakoresha batandukanye.Intebe imwe ishobora guhindurwa ntishobora gufasha gusa uyikoresha kubona aho ihagaze neza, ariko gutera imbaraga za biceps birashobora gutuma imyitozo irushaho kuba nziza.Icyicaro cyahinduwe muburyo bwa ergonomique kugirango dushyigikire neza kandi neza.