Fx mk2; barrel rotation

[Manchild]

When rotating my barrel the point of impact changes drastically.

 

[douger]

so you are indexing the liner

 

[dc8cappie]

Previous article.



https://www.airgunnation.com/topic/indexing-new-superior-heavy-liner/

 

[100yard]

No sure what you mean by indexing

i added the carbon fiber liner and it has not changed to the issue when rotating the barrel . I have marked the barrel but very had to get exact placement 

 

[100yard]

Sorry I now have read the post about indexing

thanks