The Wheelchairs of Kansas WOK 750 walker is designed to accommodate the bariatric patient comfortably, securely and safely. With its capacity of 750 lbs., the WOK 750 is one of the most structurally reliable bariatric mobility products on the market. The WOK 750 is an excellent product for enhancing the movement abilities of your patient while also providing safety for the caregiver. The WOK 750 is constructed with the finest materials available and was built from the ground up as a bariatric walker.