Arcturus RS BIO Match Grade Biodegradable 6mm BBs Airsoft Gun Ammo 0.40g. ARCTURUS RS embody precision and excellence continuously pushing the limits of airsoft performance. As part of the ARCTURUS family the mission is to set higher bar for performance and enhance the airsoft experience. Specifications for Arcturus RS BIO Match Grade Biodegradable 6mm BBs Airsoft Gun Ammunition: Manufacturer: Arcturus Ball Diameter: 6 mm Number of Rounds: 3000 Package Contents: Arcturus RS BIO Match Grade Biodegradable 6mm BBs Airsoft Gun Ammunition Arcturus BBB-040: RS BIO Match Grade Biodegradable 6mm BBs Airsoft Gun Ammo 0.40g