Bushmaster Rear Sight Assembly Competition with Stay Straight Dual Detent 1/2 MOA AR-15 A2 Matte

Product #: 143164 Bushmaster #: F1003270
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  • Information
This highly accurate competition rear sight is capable of fine adjustments that will remain where you set them thanks to the new Stay Straight dual detent mechanism. The flip-up peep aperture is machined to allow the installation of different micro-apertures (4 available). The standard, included aperture is .040".

Technical Information

  • Elevation and windage in either 1/2 or 1/4 minute of angle clicks (note description)
  • Long distance aperture has been machined to allow screw-in installation of any one of four different interchangeable micro-apertures
  • Comes with 0.040" aperture as standard
  • Drop in installation replaces A2 rear sight
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