Uragan .25 Power Mod
We needed to get JSB 34 grains at 920 FPS…
Some regulator and HST adjusting got us there..
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We needed to get JSB 34 grains at 920 FPS…
Some regulator and HST adjusting got us there..
Viewing 1 replies (of 1 total)
Viewing 1 replies (of 1 total)
How many shots can you get and what reg pressure