Contact Us Tel:(626) 286-0360 Store Locations
Temporary Phone Support Hours M-F 9am-6pm PST
Browse by Type or Category
COVID-19 Updates Online store remains open, possible shipping delays (Click for details)

6mmProShop Pro-Series Premium Biodegradable 6mm Airsoft BBs (Weight: 0.20g / 4000 Rounds / White)

ID: 56418 (BB-GB4020BIO-4000)
4.0 stars, based on 4 reviews
6mmProShop Pro-Series Premium Biodegradable 6mm Airsoft BBs (Weight: 0.20g / 4000 Rounds / White)
Hover or touch above to zoom
Product image 1 Product image 2 Product image 3


MAP ProtectedExempt From Coupons
The manufacturer of this product enforces a strict minimum advertised price (MAP) policy which excludes this product from any additional discount coupon codes. This item, however, may qualify for free shipping.


  • Premium OEM BB by GoldenBall
  • Precision manufacturing (5.95mm +/- 0.01)
  • Perfectly spherical and smooth with no seams or surface imperfections
  • Greatly improved consistency which translate to better accuracy and performance
  • Biodegradable, environmentally friendly, will break down when left outside of the bag
Weight: 0.20g
Diameter: 5.95 + 0.01mm
Quantity: 4000 rounds

Manufacturer: 6mmProShop (OEM: GoldenBall)

About 6mmProShop

Established in 2011, 6mmProShop Inc. is a USA based manufacturer and distributor with a mission to bring law enforcement training, Airsoft sporting events, and military simulation to the next level. 6mmProShop features exclusive licensed products, unique innovations, and distribution rights of many exciting products from Japan, Europe, South America, and Asia. With headquarters located in the USA, 6mmProShop offers unmatched product support, inventory availability for resellers, and worldwide exclusive products!

Here at we want to show that we care and do our share. It is why we offer the best and highest grade eco-friendly and/or biodegradable bbs at great value to our shoppers around the world. All Eco-friendly and/or biodegradable bbs we carry here at are made to the highest standard with certified lab tests conducted by certified institutes. Eco-friendly bbs rapidly disappear into the environment within 45~150 days. Here at we only offer the highest quality and best eco-friendly / biodegradable bb you can find in the world. Disclaimer: Disregard the term "Biodegradable" on this listing for certain regions of the world where the use of this term is banned.

4 Customer Reviews

(Write a review)

by Greg A. on 01/03/2017
"love these bbs I use them for my l96 sniper and they work great
by Andrew G. on 11/10/2016
"Great bb's! Just used them a few days ago and they shot well. I played at an indoor field, very good accuracy with them as they are described to provide.
by Andrew G. on 11/10/2016
"Good bb's from 6mmProShop, used them at an indoor arena and they flew accurate and straight with my A&K SR25.

Questions, Answers and Comments

Discuss about 6mmProShop Pro-Series Premium Biodegradable 6mm Airsoft BBs (Weight: 0.20g / 4000 Rounds / White) with your friends and fellow shoppers!

Comment or answer questions for a chance to win awesome prizes. Details can be found on the Facebook page. Remember to check "Also post on Facebook" when commenting to qualify for the giveaways!

Have an urgent question about this item? We monitor these comments daily, but it may be faster to email us directly or call us at (626) 286-0360. Our resident experts are standing by to answer your questions!

California Proposition 65 Warning: Cancer and Reproductive Harm -