The back of the magazine needs to be shortened a little. Flatten the corners enough so that the magazine will sit higher!
We will have our own metal magazines in about a month. They should work as well!
Can you provide some pictures of the mods and why they are necessary? Can't the removal of the ...

@MDTcorp: It would be great if you could tell us which mods need to be done to get the AICS Mags to work in the HOWA SHORT Chassis, because I would love to buy one and use it. It just looks great and is a real great deal for the price!!!
I know you have your own mags, but I'm a metal guy and don ...

Da der HOWA Aktion einen flachen Boden hat, ist es nicht möglich, die Metall AICS Magazine zu verwenden.
Es ist möglich, die Metal-Magazinen zu ändern, um es durch Entfernen von Material zu arbeiten.

Dieses Video erklärt es genauer: https://youtu.be/FEPp9uNh5b8" onclick="window.open(this.href ...

Yes correct. You need to drill and tap holes for this.

You need the XL Night Vision Hood for more barrel clearance. (And it looks better)
http://mdttac.com/night-vision-hood-xl.html" onclick="window.open(this.href);return false;