Thank you for viewing. I purchased this when my child fractured a bone, but it was only used indoors for testing. It's in beautiful condition, so I hope someone who needs it can use it. Below is the product detail from the purchase site. ↓ ↓ ↓ Features: Excellent strength, with a scratch-resistant surface. The armpit pads are moderately soft and gentle on the armpits. Length adjustment is a simple push-button type. Specifications: Material: Body/Aluminum, Armpit pad/grip/ABS resin Adjustment range: 25mm intervals Shaft tip diameter: φ21mm Armpit pad to grip: 162-238mm Suitable height (reference): 106-127cm Static load resistance: 322kg/piece (Nagano Industrial Testing Laboratory) Quantity: Set of 2 Total length (mm): 760-960 Weight (g/piece): 708 Specification: Extremely small