Click to expand Tap to zoom HPA White Bio Airsoft BBs 0.40g 500 Rounds by HPA Out of Stock $31.99 SKU HPA-BB40FG-500 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Out of Stock Features Precision manufacturing process ensures consistency (5.95mm+.01mm). High gloss finish polish results in a BB free of seams and surface imperfections Improved accuracy and shot consistency. Conforms to US EN13432 on biodegradability