Reply To: Optimal Velocity for JSB .177 16gr out of LW Polygonal barrel

Forums Pellets, Projectiles, Slugs, & Ammo Optimal Velocity for JSB .177 16gr out of LW Polygonal barrel Reply To: Optimal Velocity for JSB .177 16gr out of LW Polygonal barrel

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John_in_Ma
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My S500 with factory prts/tune was shooting them at 870fps through a LW barrel(standard rifling) and while not benchrest accurate, were very close at 25yd.