XYZ Fasteners Aluminum Split-Type Rivet Mandrel is a durable and reliable fastening solution compatible with GM part number 11516807. Designed for long-lasting performance, these rivets are made from high-grade aluminum, ensuring resistance to corrosion and wear. Ideal for automotive applications, these split-type rivet mandrels provide secure and firm fastening for panels and components. With easy installation and compatibility with a variety of aftermarket part numbers, these rivets are a perfect fit for professional and DIY automotive repair projects.