uxcell 50 Pcs 6mm Black Plastic Rivet Fastener Expanding Screw Fender Product Name : Plastic Rivet;Material : Plastic Color : Black;Max Diameter : 18mm/0.71&ldquo; Total Length : 32mm/1.26";Stem Length : 24mm/0.94" Fit Hole Diameter : 8mm/0.31";Net Weight : 48g Package Content : 50 x Plastic Rivets