Waldo Customs Hush Fill Valve O-Rings for GBB magazine

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  • Regular price $14.99
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Annoyed by gas spilling everywhere when filling your GBB mags? Then Hush is your answer!


Once these O-Rings are placed over your fill valve you will be able to silently fill your magazine without causing any gas spills. This is a renown inconvenience for some brands of GBBs, more specifically TM (but will work in competing brands).


And of course, they come in a charming yellow.


Contents includes:


5x Hush Fill Valve O-Rings