Hawg Halters Inc HHI-RHSAB500 Right Hand Front or Rear 4 Piston Caliper Black for H-D 84-99* Fitment Note: Caliper must be mounted dead centre over disc to eliminate overheating and premature failure.* Also fits Right Hand rear on all applicable models (exc. rigid) when used in conjunction with the appropriate bracket. * Our 500 series differential bore 4 piston caliper continues to be unmatched for performance and value. Utilizing a smaller diameter piston at the lead in of the rotor and a larger piston on the trailing side provides