Lub tshuab Chin Dip siv cov kauj ruam loj, lub hauv caug xis nyob, rotating dip handles thiab ntau txoj haujlwm rub-up tes yog ib feem ntawm ntau yam 320 Dip / Chin Assist. Lub hauv caug ncoo tig tawm ntawm txoj kev rau kev ua haujlwm tsis muaj zog. Ib tug linear bearing mechanism paub meej smoothness thiab durability.