WE Biohazard / Burton Magazine Rebuild Kit – Color-Coded O-Ring Replacement Kit for GBB Pistols

$9.60 USD Save $-9.60 USD

Fix Your Leaky Biohazard Airsoft Mags – Fast & Easy
Free U.S. Shipping | Buy 2 Get 1 Free on All O-Ring Kits!

Struggling with leaky Biohazard or Burton edition WE-Tech magazines? Our complete color-coded O-ring rebuild kit is a reliable, affordable solution for restoring your WE Biohazard/Burton green gas magazines to peak performance.

• Fixes common gas leaks in Biohazard GBB mags

• Color-coded O-rings = zero guesswork during install

• Made from durable NBR rubber for high-pressure gas seal

• Includes step-by-step video + diagram for easy DIY repair

Each kit is engineered specifically for WE Biohazard and Burton series Green Gas magazines, making installation simple—even for first-time users.

Compatible GBB Models:

• WE Biohazard / Resident Evil / Burton Green Gas Magazines

Need support for another mag? Hit up our Contact Us page—we’re expanding our lineup constantly.

Below is our Installation video. 

If you have any questions or concerns, please reach out.