B
Bart B
Well-Known Member
- Joined
- Dec 25, 2005
- Messages
- 2,763
Here's three barrels:
22 caliber (.224" groove diameter), 1:8" twist.
30 caliber (.308" groove diameter), 1:11" twist.
44 caliber (..448" groove diameter), 1:16" twist.
Which one has the greatest angle the rifling presents to the bullet?
22 caliber (.224" groove diameter), 1:8" twist.
30 caliber (.308" groove diameter), 1:11" twist.
44 caliber (..448" groove diameter), 1:16" twist.
Which one has the greatest angle the rifling presents to the bullet?