Find out what the battery options for your Echo1 GAT AEG according to Brian Holt... "The Echo1USA GAT or General Assualt Tool gives the players a compact AEG to dominate the local CQB field and even hold their own at the outdoor field against the full sized rifles. Being that the GAT is able to fit into any Airsoft game scenario it would only make sense for the platform to give the user several options for batteries that will increase the Rate Of Fire (ROF) and the Fun Factor."

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