Dial in the transition point of your Bump Spring with these spacers.
Features
Bump Spring Shim for tuning the engagement point of the Bump Stop or Bump Spring.For 1/2" (0.5") Diameter Shafts.Shim Thickness = 1/4" (0.25")Includes a pack of 5 shims.Made in the U.S.A. from Laser Cut Delrin material.