The bolt on the super ten is stiff . I owned the full bull barrel version one reg. FAC. I did end up selling it. But if I still had it today. I think I would of had my machinist custom make me a longer bolt with a bigger knob at the end. Which IMO would take care of the "stiffness"..
http://i96.photobucket.com/albums/l1..._2006/BSAl.jpg