Quote Originally Posted by 18 Wheeler View Post
I think that by seating the pellet further into the barrel on a springer you are effectively increasing the volume of the transfer port leading to reduced efficiency and making piston bounce more likely, hence the reduced MV and increased harshness. Just a thought.
Pretty much so but rather than bounce, you are probably allowing c-r-a-sh!

Not a good idea to push a pellet down a springer's bore.

I use a fingernail to ensure consistent flush seating. While still attached to my finger, lest there be any doubt...