The RSD Preload Fork Adjusters allow on-the-fly fork spring preload adjustment. With the use of an Allen wrench, easily increase or decrease preload to alter the handling characteristics for a softer or stiffer ride.
Replaces the O.E.M. top fork caps . Available for 39mm and 49mm forks. Easy installation; no need to remove forks or top triple tree from bike. CNC-machined from billet aluminum. Up to 1.15" of preload adjustability. Made in USA.
Fitment: 49mm, Black Ops