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z Echo1 M4A1 Carbine Airsoft AEG Rifle (New STAG Arms Licensed Version)
by Flint S. Date Added: November 11, 2008
I am just wondering if anybody here has opened up the gearbox? and if you have does it have metal bushings and a metal spring guide? also is this the version three version? i dont mean gearbox but yeah, so thanks alot

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