TNT APS-X High Flow Piston for GHK M4 GBB
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TAIWAN TNT STUDIO - High Flow Piston Kit
For GHK M4 GBB
After precise calculation, revision and testing, piston internal with TNT specially modified plug & plug spring, just simple installation, significantly enhance the of kinetic energy 10%~15%!!
Make your Airsoft gun performance enhance to the higher level !!
- Vendor T-N.T. STUDIO ( TNT )
- SKU TNT-GHK032
Disclaimer: Upgrading airsoft guns require necessary skill & technique, manual modification is necessary, consult expertise if needed.