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~Features:
  Major components are forged for uniform strength and impact resistance
  Ram packing is generous and self-feeding. It cannot be dislodged by fluid flow
  Bonnets are opened and closed by hydraulic pressure
  All working parts and control fluid passages are enclosed
 Ram change is quick and easy
  Well bore pressure aids in holding rams closed
  The three seals and vent port hole prevent well pressure from bleeding into     operating cylinder
  Rams can be locked in closed position by optional hydraulic ram lock.
 All operating parts as well as rams and seals can be replaced on site.