Does period correct mean, parts manufactured at the same time as the frame (ie 1997 Shimano units with a 1997 GT Zaskar)
Or parts available at same time as the frame? (Including all parts manufactured at same time and any legacy parts available) eg. M900 mech on a 1999 frame?
Or parts available at same time as the frame? (Including all parts manufactured at same time and any legacy parts available) eg. M900 mech on a 1999 frame?