Can't help you with your catapult load, but I can with the Swiss load, if that's what is meant by your 7.5*55. Most of the rest of the world knows it as 7.5x55. PM me for details.
tac
www.swissrifles.com
Wanted
Lee 000 buckshot mold (.36) or a .36 ball mold
Also
Load data for a 7.5*55 schmidt rubin
Thanks
"Men occasionally stumble on the truth, but most of them pick themselves up and hurry off as if nothing had happened" Winston Churchill
http://planetairgun.com/index.php
Can't help you with your catapult load, but I can with the Swiss load, if that's what is meant by your 7.5*55. Most of the rest of the world knows it as 7.5x55. PM me for details.
tac
www.swissrifles.com
"Men occasionally stumble on the truth, but most of them pick themselves up and hurry off as if nothing had happened" Winston Churchill
http://planetairgun.com/index.php
"Men occasionally stumble on the truth, but most of them pick themselves up and hurry off as if nothing had happened" Winston Churchill
http://planetairgun.com/index.php
"Men occasionally stumble on the truth, but most of them pick themselves up and hurry off as if nothing had happened" Winston Churchill
http://planetairgun.com/index.php
Read your PM.
tac