Williams Target-FP Low Rear Sight (Less Attaching Base) | 1223

Williams Target-FP Low Rear Sight (Less Attaching Base) Precise Internal Micrometer Windage & Elevation Adjustment With Positive Internal Locks Precision Machined From Lightweight Aircraft Grade Aluminum Alloy Knurled Peep Aperture Grip Makes Changing Apertures Easy (Comes With One Aperture. Other Apertures Available Separately.) Made In U.S.A.