300BlkTalk

NOE is having a sale. Perfect time to get in on a custom made mold for the 300 BLK.

http://noebulletmolds.com/NV/index.php? ... egm6v3otr6

This one seems like one hell of a subsonic boolit...

http://noebulletmolds.com/NV/product_in ... ts_id=4861

Bluejay

I think I'd prefer a plain base for a sub. Losing a gas check in the can would not be optimum, and the speeds are less than 1100 f/s in most cases, obviating the need for a check if the alloy is matched.