Williams™ Aperture Regular 3-8" Diameter with .125 Hole - 1428

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Williams™ Aperture Regular 3/8" Diameter with .125 Hole Steel Black

Williams™ Aperture Regular 3/8" 1428 are designed to be used on Williams™ Redfield and Lyman receiver sights. The Williams™ Aperture Regular 3/8" 1428 creates a sharp contrast that gives quick definition to the aperture. It is important to note the following when choosing the correct Aperture for your sight:


  • The fractional dimension is the outside diameter of the metal aperture.
  • The decimal dimension is the size of the hole drilled in the aperture used to aim.