Here are 8 unused pitons. I believe the silver ones are iron and the black ones are stainless steel. I purchased these several years ago and have been storing them, so I am now offering them for sale. A set of 8 lightweight and durable pitons for mountaineering and climbing. - Quantity: Set of 8 - Material: Metal - Application: For mountaineering and climbing - Colors: Black and silver - Condition: Unused - Features: Lightweight and durable Thank you for looking.