Yamamoto from PASSiVE SHOOT and Genki from BLKFOX Field, introduce the 40MAX Whirligig 2, an impact-activated gas grenade for airsoft. Yamamoto, who is new to using grenades, gets advice from Genki on how to use it in a game. They demonstrate how to prepare the grenade by filling it with BBs and gas and cover the regulations for using it at the BLKFOX field, such as throwing it underarm and within a 2-meter radius.