Bag of 0.25g Bio BBs - 4000BBs / White - Bioval

BBs are a key element in ensuring range, accuracy, and smooth feeding of your replica. Choosing the right brand is therefore essential to achieve optimal shooting performance.

Bioval BBs stand out for:

• Biodegradable design, made from plant-based materials (20 to 40% depending on weight).
• Perfect sphericity with a 5.95 mm diameter and a ±0.01 mm tolerance, ideal for precision inner barrels with tight bore.
• Excellent range thanks to an advanced polishing process providing a perfectly smooth surface, ensuring optimal hop-up contact.
• High accuracy due to a bubble-free design.
• Manufactured in Taiwan.