8.6 Blackout 1:3 twist rate

by E Sisk, Monday, July 08, 2024, 18:25 (10 days ago)

Yesterday at our monthly Silhouette shoot. One of the guys had a loaded round and an expanded bullet. Long monolithic Cu bullet with three machined slits about half the bullet length. Expanded bullet looked like a three blade broadhead. New one for me, 1;3 twist rate 950 fps.


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