This is a door panel retainer. Useful for a variety of applications, it is OE for Mazda models.  It matches Mazda OE Part Number 9927-40-821. Although this retainer is OE for Mazda vehicles, it is universal and can be used on any vehicle or application requiring this type of retainer and meeting these specifications.
                                                                                    Material: Nylon
                                                                                    Fastener Type: Double Head
                                                                                    Top Head Diameter: 15MM
                                                                                    Bottom Head Diameter: 17MM
                                                                                    Fits Hole Size: 8MM
                                                                                    Stem Diameter: 10MM
                                                                                    Stem Length: 14MM
                                                                                    Color: White
                                                                                    Matches OEM Part Number: Mazda: 9927-40-821