Fitment:It is aftermarket Black Seat Bolt compatible for , Wide Glide, Street Bob, , Fatbob, Streetbob, Softail, Street Glide, Road Glide, Ultra Glide, Touring 1996-2021 and other model with 1/4inch-20 thread. Thread type:1/4inch-20. Please Check the Existing Thread Type on your Seat Bolt to Confirm that this Product be Compatible. Easy to install:Knurled knob is very easy to install or remove without any tools. Colour: black Material: metal Package Contents: 1 x Seat Bolt Screw Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.