Surplus VFC Rotary Hopup Unit V2 M4
$9.99
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Pulled from brand new VFC guns we work with. Works as great replacement to existing setups, or if your trying to have have a separate barrel assembly for different FPS builds!Compatible with most M4 / M16 series style of AEG rifles.Hopup Internal Nub is included, as well as the C-Clip.
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