I-Alien Series Leg Extension / Leg Curl ingumshini osebenza kabili.Idizayinelwe nge-shin pad elula kanye ne-ankle pad, ungakwazi ukulungisa kalula ukusuka endaweni yokuhlala.Isihlalo nephedi yangemuva kuthuthukiswe ngokwe-ergonomically ukuze uthole ukusekelwa okungcono nokunethezeka.Futhi i-shin pad, etholakala ngaphansi kwedolo, iklanyelwe ukusiza ukugoqa komlenze, ngaleyo ndlela kusize abasebenzisi bathole indawo yokuqeqeshwa efanele yokuzivocavoca okuhlukile.
