Arcturus X C.A.T. M4 AR 15 Legend AEG 8.5" (AT CAT 02) gel blaster But at the end of Style:Gang Gang Rebirth But at the end of the day Power: CR2032 Battery (included) T Legend M4 AR15 electric airsoft rifles are a series of airsoft rifles that is co developed by Arcturus and combat artisan tactical that is designed to be an entry level airsoft rifle that is also modular both externally and internally that is also much more lightweight to their Explorer counterpart due to the skeletonized cutouts to make this rifle more lightweight allowing for realistic takedowns as well as allowing users to quickly change the spring for different power requirements