Adding Adjustable Sights by Derwood.

Misc/Adjustable_Sights-Derwood/README.md

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+# Adjustable Sights
+
+#### Author
+Derwood
+
+#### Version
+1.0
+
+####Description
+These sights are adjustable and are designed to be mounted on a picatinny rail.
+
+#### Non-printed parts list
+
+* 4 #6 sheet metal screws cut to length for set screws. (grind end of screws flat with no sharp edges)
+* 1 #6 x 1 1/4" for left/right adjustment
+* 2 #6 x 1" for picatinny mount

Misc/Adjustable_Sights-Derwood/STEP/rear peep.step

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