Feature 1-1/4" diameter in the clamping area Work with the OEM riser clamps; have the correct wire exit location Bars include control clamps to replace the oversize OEM clamps Do not need to remove the stock pin in the OEM mount clamps; bars still have more than 35 degrees of adjustment Knurled clamping area Will work with hydraulic clutches Made in the U.S.A. Accept H-D OEM heated grips