SMT MOTO- Motor 1'' SPIKE CUSTOM 4" RISE BLACK BILLET HANDLEBAR RISERS FIT FOR HONDA YAMAHA SUZUKI KAWASAKI High Quality Billet Handlebar Risers Custom Spike style with hidden clamp bolts,Eliminate the handlebar top clamp with precision machined billet risers,Mount with coarse thread riser bolts. 4" Rise , 7" overall height. Size: Hole Diameter: 1"/ 25mm, Total Height: 7", Height from bottom to center of hole: 4" Condition: 100% Brand New ,Quantity:1 Pair (2 PCS),Mounting bolts are included,No include install instructor THIS SET IS MADE FOR 1 INCH HANDLEBARS ONLY,Fits all Harley-Davidson models and any custom application.