BIO BB airsoft balls coated with a special layer that reduces friction. It also manifests itself in better cooperation with the hop-up chamber thanks to HighPolishing, i.e. high polishing of the balls. The diameter of the ball is 5.95 mm (0.01 mm +/-) and the difference in the weight of individual balls does not exceed 0.01 g. Balls are suitable for all types of barrels. You can use airsoft ammunition for electric, manual, and gas airsoft guns. The package contains 0.5 kg - 0.32 g of balls.