Knee Up Chin Up and Pull Up Machine 460 LB CommercialThis Knee Up, Chin Up and Pull Up Machine is a multi functional workout machine constructed with heavy metal body best for commercial use. We have used non slippery pads and padded cushions to give you a comfortable workout. * Heavy duty constructed: Manufactured with heavy duty metal, the ergonomic frame ensures study support and durability for years to come. * Multi functional: Multifunctional workout equipment used for pull up, chin up, knee raise,