The Tokyo Marui USP to M4 HPA Adapter is a specialised accessory that enables Tokyo Marui USP gas blowback pistols to utilise M4 AEG magazines powered by HPA systems. This modification enhances the skirmish capability of your USP by providing increased magazine capacity and consistent performance.
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Compatibility: Designed for Tokyo Marui USP pistols, allowing the use of most M4 AEG magazines, including EPM1, Krytac, Nuprol, and ICS.
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BB Retention Mechanism: Features an internal BB latch that minimises BB loss during magazine changes, typically retaining 2–3 BBs.
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Durable Construction: Crafted from strong industrial polymer for longevity and reliability.
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Enhanced Skirmish-ability: Significantly improves the practicality of your USP in airsoft scenarios.