3M Foot Rest, Height and Tilt Adjustable, 22" Extra Wide Platform with Safety-Walk Slip Resistant Surface Provides Ample Room for Both Feet, Heavy Duty Steel Construction, Charcoal Gray (FR530CB) 3M foot rest helps reduce strain and fatigue on legs, back and neck Height and tilt adjustable with easy, foot-controlled, platform tilt adjustment Extra-wide 22" platform with Safety-Walk Slip Resistant Surface provides ample room for both feet Durable, heavy-duty steel base stays in place 5 year warranty Endorsed by the American Physical Therapy Association. Independent height/angle adjustment. Height adjusts from 4" to 4-3/4". Angle adjusts to 30.