Biometrically shaped Fischer handle distributes pressure evenly across the hand, ideal for people who have difficulty gripping. Extruded aluminium. - Adjustable Height: 815-1070 mm (32-42-inch). Product Weight: 400 grams - Maximum user weight limit: 127 kilograms (20 st). - Directions - Provides additional support for people with arthritic / painful hands when walking indoors and outdoors.