AFAIK, the Savage/Stevens/etc SxS's were never marked with choke designations.
The factory standards for all gauges except .410 were:
26" bbl - IC/M
28" bbl - M/F
30" bbl - M/F or F/F
(Longer & shorter bbls are known to have been made, but I've never seen a choke designation standard for either)
Last edited by PetahW; January 12, 2013 at 08:27 PM.