A form of metallic sight, front or rear, containing and aperture or disc with a hole. Also called Peep Sight, or Receiver Sight (if mounted on receiver). See Sight Aperture.
APERTURE SIGHT
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A form of metallic sight, front or rear, containing and aperture or disc with a hole. Also called Peep Sight, or Receiver Sight (if mounted on receiver). See Sight Aperture.