Teenitor Top Quality 50pcs Nylon Trim Panel Retainer Clips 90467-10188 Sienna Teenitor Top Quality 50pcs Nylon Trim Panel Retainer Clips 90467-10188 Sienna Shipping by FBA Bottom Head Diameter: 18mm Stem Diameter: 8.5mm x 9mm Top Head Diameter: 13mm Stem Length: 14mm Very High Quality Parts Fast Shipping from USA Amazon Warehouse