The SRC 0.40g BIO Heavy Airsoft BBs are made for long-range precision and consistent outdoor gameplay. These biodegradable rounds measure 5.95mm ± 0.01mm and provide clean, stable trajectories in windier conditions. Additionally, their durable plastic bottle makes storage and transport easy. Whether you’re at a milsim event or skirmish, these BBs deliver tight groupings and excellent stability for players who rely on accuracy every time.

With 1800 rounds in every bottle, SRC 0.40g BIO Heavy Airsoft BBs offer great value for eco-conscious shooters. Moreover, their heavier weight helps reduce drift, improving performance during outdoor or long-range missions. Because they break down naturally, they’re a smart choice for environmentally friendly gameplay. In conclusion, these BBs combine reliability, precision, and sustainability—perfect for airsoft players who care about accuracy and impact on the field.

Key Features:

• Type: Biodegradable Airsoft BBs

• Size: 5.95 mm ± 0.01 mm

• Color: White

• Weight: 0.40g

• Quantity: 1800 BBs per bottle

• Material: Biodegradable plastic

• Packaging: Tough plastic bottle

• Use: Long-range and precision airsoft gameplay

Additional Specifications:

• Brand: SRC

• SKU: BB40BS-1800T

• Color: White

• Weight: Approx. 1.6 lbs

Why Choose This Brand?
SRC is trusted for reliable airsoft ammunition that performs under pressure. These 0.40g heavy BIO BBs offer improved stability and accuracy with each shot. Moreover, the biodegradable construction makes them an environmentally responsible choice without compromising performance.