Thread: ball bearing
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Old December 1st, 2012, 00:25   #1
monira25
 
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Join Date: Jun 2012
Location: LASALLE,MONTREAL,QUEBEC
ball bearing

I just recently bought a grenade launcher and a shell. I open the and i saw a small ball bearing in the plastic. I just wondering what does it do and what would happen if I take it off thank you.
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