It is aftermarket parts fit for Harley Sportster Wide Glide Street Bob Roadking Fatbob Streetbob Softail Dyna Street Glide Road Glide Ultra Glide Touring 1996-later and other model with 1/4"-20 thread
Knurled Sides for Easy Grip & Quick Release, No Tool Required to Install & Remove
Thread type is 1/4"-20, Replaces the Standard Seat Bolt
Mounting Rear Seat to Top Fender , Not Work with Solo Seats or Side Mount Seats