Umatshini wamandla we-F series, i-F87 ngumatshini omnye we-Dual station fitness, okt ukuqeqesha i-Leg Extension kunye ne-leg curl kumatshini omnye.zonke zilungelelanisa ngokulula ukusuka kwindawo ehleliyo, zibonelela ngomntu, ukulungelelana okutofotofo okuxhasa ubuxhakaxhaka bomthambo obufanelekileyo.