Answer
Jan 07, 2026 - 01:04 PM
Yes, a main spring is included. The main spring is the component that powers the piston, so having a fresh spring can restore your gg combat machine's original velocity and performance.
Is a main spring included in this rebuild kit? G&G OEM Combat Machine Gearbox Rebuild Kit w/ Motor
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Open Jan 07, 2026 - 01:04 PM
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G&G OEM Combat Machine Gearbox Rebuild Kit w/ Motor
This G&G OEM Combat Machine Gearbox Rebuild Kit with Motor comes from our HPA builds that we no longer need the internals for and are in factory installed new condition. Since these kits have been uninstalled from an AEG, they may have grease, skuffs, and other imperfections on them. This ...
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