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Home » Accessories & Parts » Internal Parts » Gearbox » M4 / M16 Series » Reviews
Matrix / AIM Lipoly Ready 8mm Complete Gearbox for M4 / M16 Series Airsoft AEG (M130 / Rear Wiring)
$110.00 $95.00
by jeffry m. Date Added: November 26, 2011
Well, this gearbox is awesome. I put it in an M16, without any other upgrades at all. I can't field it. FPS is 505. I thought this was going to get me ~460 fps.

Rating: 5 of 5 Stars! [5 of 5 Stars!]
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