PartsSquare 20pcs Fender Liner Fastener Rivet Push Clips Retainer for Buick LaCrosse Regal Verano Cadillac CTS ELR Chevrolet Equinox Orlando Volt Hatchback Spark Sonic Package Content : 20pcs Plastic Rivets Fastener Application: Trim, Door, Window Shelf, Center Pillar, Quarter Retainer (Direct replacement, no need to modify) Size (Head/Stem Length/Stem Diameter/Fit Hole): Bottom:17 Top:13/13/9mm; /Bottom:0.67 Top:0.51/0.51 inch Item condition: Brand New. Material: Plastic, Nylon