The RX-121-2A Gundam TR-1 [Advanced Hazel] is the remodeled RX-121-2 Gundam TR-1 Hazel II, with leg enhancement parts and a multi weapon latch installed. A high-performance optical sensor unit like that of the RGM-79SR GM Sniper III has been added to its head, and supplemental thruster units to the soles of its feet.
