Quote Originally Posted by Barryg View Post
but AA did improve the bolt a bit on the later models.
Thank you very much for your response. I had emailed AA about this issue and they replied with this


General Air-Arms
1:31 (9 hours ago)
to me

Thank you for your email.

The technical department has advised that there has been no design change to to Pro Sport.

Air Arms Customer Service Team


If anyone can shed more light on this I would be grateful.