I need to try to help
Can't get reply to work so I'll answer here
Something is wrong as 50 yds is nothing for this great rifle!
Heck my Diana 34,36,,40 and 52 -ALL easily do Eo and. Better with the 40 .177,. 34 .177 and.22 36 and 52!
Research all tolerances and torques on your gun, then get...