Brian Holt writes about the various attachments you can do with your Echo1 USA AEG, such as the M4 ST6 in this article... "Once you have your rifle such as the M4 ST6 or any other rifle you will need the little parts that many players over look until it is too late and they are on the field.

The parts in question are the mounts for slings since you will in the field for hours and holding the rifle will take a toll on you. There are many options and reasons on what you should get and why and we will cover them."

Read the full story here.