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T-N.T APS-X Upgraded version Hop Up Bucking for VIPER GBB


T-N.T APS-X Upgraded version / Replacement Hop Buck for VIPER GBB series


- Fit for VIPER system (WA system) Gas Blow-Back (GBB) series.

- Upgraded version.


Please note:

Installing parts / assemble /fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper installation / fitting. Fitting may be needed as the condition of each airsoft gun might be different.

Add to Cart:

  • Model: TNT-VIPER-HOP

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