Umatshini wamandla ochungechunge lwe-F, 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, umfaneleko okhululekileyo oxhasa ubuchwephesha bomthambo obufanelekileyo.