G&G M100 AEG Power Spring is a great upgrade spring compatible with a wide range of G&G AEG air rifles. This is a highly stretchable carbon and steel construction wire spring that allows you to adjust the pitch. This power spring enables you to control and adjust the FPS output of your AEG airguns. These are equally powerful strings compatible with the BB guns. These springs are highly durable items with best grade functionality.
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