10 x Fender Liner Bumper Fascia Flares Air Dam Retainer 11589292 For Chevrolet GMC C&K Trucks Material:Nylon Manufacturer Part Number: 11589292 Top Head Diameter: 18mm Head Diameter:20mm Stem Length:24mm Fits Into 8.5mm Hole Note:There are more than one type of clip per vehicle. Please call your local dealer to find out what OEM number you need. To ensure correct purchase, please check the part number and compare your old clip against the picture