A small piece that makes a big difference in reliability, this O-ring is tailored to match the sealing needs of magazines for PT92 and PT92 GBB style BB pistols.

Its snug fit helps ensure gas remains properly contained within the system, supporting consistent blowback operation. Ideal for users experiencing gas leaks or reduced performance in their compatible magazines.

Why choose this O-ring?

• Restores airtight performance in gas magazines
• Supports stable gas output for better accuracy
• Fits directly without modification
• Reliable under repeated use and pressure changes

Specifications:

• Brand: KWC 
• Material: Rubber or synthetic polymer (typical)