These front mounts are smaller and more compact than the stock mounting brackets. Pair with any Kuryakyn by Kellermann turn signals (sold separately) or aftermarket signals that mount via M8 x 20mm stud and achieve a clean, streamlined look.; Made from quality aluminum Smaller, more compact direct replacement for the front bullet-style turn signal mounts Accepts any Kuryakyn by Kellermann turn signal (or other aftermarket signals) that mount via M8 x 20mm stud (signals sold separately) If using with Kuryakyn by Kellermann Attom micro S or Rhombus S turn signals, separate purchase of two (2) 305-1686 M8 x 20mm adapters is required (sold separately)