What is the maximum weight the Summers LegMaster can hold? Standing the maximum load is 350lbs (158kg). The LegMaster can be used seated if you are over 350lbs (158kg). Martin Abel2021-09-06T13:43:41+00:00September 6, 2021|About LegMaster®, Safety| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkXingEmail