Adding MP5 A3-F Tailhook Adapter for Retractable Stock by unnamed.

Rifles/MP5_A3-Tailhook_Adapter_for_Retractable_Stock-unnamed/README.md

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+# MP5 A3-F Tailhook Adapter for Retractable Stock
+
+#### Author
+unnamed
+
+#### Version
+1.0
+
+
+#### Description
+This is an adapter to attach the Gear Head Works style Tailhook to the HK MP5 A3-F retractable stock. This is not compatible with the K model. This adapter was inpsired by Flood's Tailhook adapter for MP5 A3 retractable stock (see video below). 
+
+#### Parts and Tools List
+* 5/32 drill bil1
+* 2 10-32 bolts
+* 1 10-32 tap
+* 1 Hacksaw or Bandsaw
+
+# Instructions
+* Trim off the excess material from the stock for clearance, as seen in Renders/picture5.png and Renders/picture6.png. Note you will be cutting into some metal. 
+* Cut the entire rubber butt pad off.
+* Use the Adapter as a drill guide and drill and tap the holes in the back of the stock where the rubber butt pad use to be. There is a piece of metal in rear of the stock, as seen in Renders/picture3.png and Renders/picture7.png, so you will be threading metal holes for your bolts.
+* Install the adapter to the end of the stock with the bolts.
+
+"""Video Instructions by Flood:""" https://www.youtube.com/watch?v=v91Tww7vVFc