Product Overview
The CNC Production M170 AEG spring is rated for an approximate FPS of 550-560. Note when using high FPS rated springs you will need to reinforce other components of your gearbox.
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Why buy from MIR Tactical
Product Overview
The CNC Production M170 AEG spring is rated for an approximate FPS of 550-560. Note when using high FPS rated springs you will need to reinforce other components of your gearbox.
Learn moreRelated Products
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