A Toolbox "Low Profile" M4 Case by Cincinnatus of AR15.com
Here we go, step by step 1) What you need:
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30" Lowes toolbox The Foam can be bought at www.canalrubber.com or most hobby or sewing stores. 2)Take the thin rubber, and pad the bottom of the box
![]() 3)Take the 2" foam, and place your lower onto it.
![]() 4) Trace you lower as shown. It is advisable to cut the foam a little smaller than the lower to provide some tension to keep the lower held in place.
![]() 5) Cut out the area for the lower using an electric knife or sharp exacto knife. It is recommended to allow the foam to sit in a freezer for a period before cutting to make this task easier. When cutting, keep the knife vertical to ensure a clean look when finished.
![]() 6) Take the 2" piece, and place it onto the 3" piece. Then trace the hole and cut it out of the 3" piece.
![]() 7) Place the 2" piece in the bottom of the box.
![]() 8) Test Fit bottom foam in box with the lower as shown.
![]() 9) Place the 3-inch foam into the box and place upper on top of it and trace.
![]() 10) Remove the foam and cut out as before.
![]() 11) Place the 3" foam in the box on top of the 2" foam. and make sure that everything fits as expected.
![]() 12) Once you are happy with the fit, remove the foam pieces and glue them together with a spray adhesive like 3M #77 spray cans S/B available at Home Depot. When done you can reassemble the toolbox and use the tray as a cover!
![]() Other comments from Cincinnatus ... The Upper and lower will not touch due to the differences in thickness in the foam pieces. If someone intend to store (not just transport) a rifle in such a box, It is advised that you put in a desiccant pack/device.
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anything else to: Webmaster@Quarterbore.com.