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Sorry can't type Chinese here at work.
I just got one for my PPQ, a birthday gift from wife. It does work, in terms of reducing muzzel flip. PPQ's bore axis is quite high which makes the quick follow up shot challenging, despite of the wonderful trigger. This three-spring system does make a difference, to an extent that saves a fraction of a second in competition, especially when doing double taps.
It comes with two major springs for different ammo. I just chose the stronger one for better compensation. So far runs flawlessly. A friend of mine has one on his M&P Pro ported barrel and had a few FTE due to lighter ammo.
It's an upgrade worth the price, in my opinion. |
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