McKesson Underarm Crutches Tall Adult 5 Foot 10 Inch to 6 Foot 6 Inch User Height Aluminum Frame 350 lbs. Weight Capacity (1065231_PR) 1/PR350 lb. weight capacity Lighter than wood, the standard aluminum crutch provides stability and durability Double extruded center tube provides additional strength to weight bearing area. Pushpin adjustment makes it easy to adjust crutch height in 1 inch increments. Non skid, jumbo size vinyl contoured tips provide excellent traction. Easy wing nut adjustments for hand grips