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Madbull Airsoft Ultimate Hopup Unit for M4/M16 Series Airsoft AEG
[Hopup-MB-Ultimate]
$38.00
by Matthew B. Date Added: Tuesday 29 January, 2013
Best Hop-Up you can buy period, end of story.

It feeds flawlessly at any FPS and retains BB's after removing the Magazine.

BUY IT!

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