New TRF damper pistons are pre-dimpled so you can evenly drill your own holes.
Each piston features 6 dimples allowing you to freely select the number and diameter of the holes. Can be used with TRF dampers such as: 53901 TRF Special Damper (F103GT) 53571 TRF Damper Set (Fluorine Coating) 42102 TRF Special Damper (Hard Black Coating) 4pcs 54000 M-Chassis Aluminum Damper Set (4pcs.) 84008 TRF Special Damper (Hard Coating) (Black)
