[QUOTE=rsilvers;35312]This guy is using WTF to mean BLK specifically:
http://68forums.com/forums/showthrea...553#post267553
"
The Wisper has a shorter lead and is more accurate than the 300 WTF so I would keep the Wisper chamber."[/QUOTE]
This is wrong.
Everybody knows the 6.5 is a superior caliber when compared to the 6.8.