Airsoft BBs Highly polished 0.36 grams 2,000 rounds Black Guaranteed round to +/- 0.01mm Don't run out of ammo at the wrong time in the battlefield. These 0.36g airsoft BBs will perform optimally with Electric guns & spring sniper rifles. The BBs have a smooth surface that prevents your gun from jamming. A dispenser of 2,000 rds is perfect for an afternoon airsoft skirmish! 6mm