Angrygun high speed bolt carrier

[Ulmocuk]

Hi folks,

Just got my new bolt carrier for my Novenske N4 first thing I notice charging handle jams and for some reason fire selector jams too.
you guys think is this normal sounds of it ? I got very annoyed tbh everytime I shoot this sound annoys me. Any suggestion?

Edited April 15 by Ulmocuk

[Ulmocuk]

I think got solution to that.