If you don't have any luck here...
Try calling JB at Accuflite...he specializes in Sako. He may have a solution for you.
Contact Accuflite
Contact Method
Office Phone
800-666-SAKO(7256)
Office Phone
724-733-3666
Office Fax
724-733-7033
Primary Email
accuflite
earthlink.net
5120 Old William Penn Highway
P. O. Box 484
Export, PA 15632
Monday thru Friday, 10 AM - 6 PM ET
Saturdays, 10 AM - 4 PM ET
Sundays, closed