Der_Jaeger ..you were right in your assumption..I did overlook the 2 inches as it relates to FPs..Thats why i posted my questions in this forum..So i can have all the info i need to make a sound decision..I'm new to doubles and the slower velocities of their bullets.I posed my questions and you guys gave me the info that I needed..But here is some on the conflicting info out on the net

http://www.new-kynoch.apt-sites.com/577%20NE.htm

kynoch says the their ammo out of a 28 barrel is 2050 while

http://www.westleyrichards.com/gun/ammo_metal.php

while westley richards says its 2050 out of a 24 inch barrel.

This is why i need to run this stuff by you guys

thanks