Quote:
Originally Posted by Stealth
The only effective advantage of this hop-up unit that I have seen over others is that the inner diameter is made to tighter tolerances. For the price of a foot of dental floss and teflon tape one could achieve the same effect with another hop-up. The rest is clever marketing.
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That and Internal gear and orings for firm and stable hopup setting. Teflon tape is always a good call anyways, I use it with this hopup unit anyways.