Taktik Airsoft does a first impressions video of the G&G Piranha MK1 Gas Blowback Pistol. An interesting pistol, it's lower can be used with the G&G SMC-9 kit and has a hop-up adjustment method via the muzzle using a dummy round adjustment tool... "Today we are doing an open box review of the G&G Piranha MK1 pistol by Taktik Airsoft."