PartsSquare 20pcs Fender Liner Fastener Rivet Push Clips Retainer for 2000-2005 Chevrolet Impala 2000-2007 Chevrolet Monte Carlo Package Content : 20pcs Plastic Rivets Fastener Application: Door Trim Panel Retainer (Direct replacement, no need to modify) Size (Head/Stem Length/Stem Diameter/Fit Hole): 19.8/23/7mm; 0.78/0.9/17/64 inch Item condition: Brand New. Material: Plastic, Nylon