The next step will remove tubing section and the caps.

This should only be done if you are trying to fix non-valve related leaks and or replacing O-rings. Leaks from these magazines have been rare so far.

The O-ring locations are in the locations shown.

The bottom caps can be removed with a 6mm Hex wrench.

If you start to try and turn the cap but instead the hole tube starts turning that fine just use the technique described in the next step to remove the cap from the tube.