Biltwell MR-010-HD-CP Chrome 10" Murdock Riser Investment-cast steel one-piece top clamp and threaded lower mounting bungs 1/2-13 threaded holes on mounting bases accept stock H-D hardware TIG welded 0.120" wall 4130 chromyl steel uprights Handlebar clamp bolt pattern fits speedo/tach bracket on many stock Harley-Davidsons Fits 1" handlebars