I-Tasical Series Back Extension ine-design-in design kunye ne-roller back adjustable, evumela umthambo ukuba akhethe ngokukhululekileyo uluhlu lwentshukumo.Isinqe esandisiweyo sibonelela ngokukhululeka kunye nenkxaso egqwesileyo kulo lonke uluhlu lwentshukumo.Isixhobo sonke siphinde sizuze iingenelo zeTasical Series, umgaqo olula we-lever, amava abalaseleyo ezemidlalo.