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Prometheus Non-Liner Irregular Pitch Airsoft AEG Upgrade Spring (M170 / 550
Price: $11.99
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Availability: In Stock
Item #: Spr-Prom-M170 -

Prometheus Non-Liner Irregular Pitch Airsoft AEG Upgrade Spring (M170 / 550~700 FPS)For experienced players only.FPS output may vary due to other gearbox components.0-Spr-Prom-M170