The Nimrod Bio BB Heavy Weight Performance 0.40 g were specially designed for use in airsoft guns. Its polished surface is burr-free, which enables excellent flight characteristics and the best precision. The bullets are also ideal for use in tuning barrels and are biodegradable due to their composition. The BBs have a diameter of 5.95mm with a deviation of +/- 0.01mm.

- Caliber: 6mm BB

- Weight per ball: 0.40 g

- Content: 1000 pieces.