What gearbox lip size comes included with the hop up?
PolarStar Hop Up Thing for AEG and HPA V2 / M4 Rifles
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Open Apr 05, 2026 - 11:58 AM
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Answer
Apr 05, 2026 - 11:58 AM
The polarstar hop up thing comes with a 0.305” gearbox lip, which is the standard size for most AEGs (Automatic Electric Guns). Having the correct gearbox lip size ensures a tight air seal, improving efficiency and shot consistency.
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PolarStar Hop Up Thing for AEG and HPA V2 / M4 Rifles
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