1/4"-20 Thread For Harley Davidson Billet Aluminum Knurled Anodized Seat Quick Mount Bolt Screw Cap Fits: 1996-2015 Harley Sportster, Wide Glide, Street Bob, Roadking, Fatbob, Streetbob, Softail, Dyna, Street Glide, Road Glide, Ultra Glide, Touring and other model with 1/4-20 thread Comes with a pre-installed Black Neoprene washer for a secure fit and looks great on both black or chrome seat brackets Machined from solid billet aluminum and Stage 2 ard Anodized Chrome to a hardness of HRC 75 for great wear resistance Please check the existing thread type on your Harley Seat Bolt first to confirm that this product will be compatible. This seat bolt is for 1/4"-20 thread type (most common on Harleys) Corrosion resistant stainless steel threaded stud