New .510 Cal comes with a update valve that produces up to 650 FPE. Up to 1000 FPS with 300 Gr slugs.
Correct weight is 12-13 lbs***
New .510 Cal comes with a update valve that produces up to 650 FPE. Up to 1000 FPS with 300 Gr slugs.
Correct weight is 12-13 lbs***