Hercules Leveling Plate

We manufacture Hercules polished rod accessories like the leveling plate to assist with the maintenance of your polished rod and prolong its life.


The Hercules™ leveling plate minimizes polished rod breaks and ensures uniform engagement between the polished rod clamp and carrier bar. Throughout years of field-proven experience, our products have been engineered to meet your quality expectations.


  • Compensates for carrier bar misalignment up to 2°
  • Installed under rod rotator or under polished rod clamp if rotators are not used
  • Available for all polished rod sizes

Note: Mating convex and concave surfaces should be lubricated with grease before installation.

A closeup of the High Performance Oil Reservoir Gland (HPORG)