Borders of major connectors adjacent to gingival crevices, should be no closer to the crevice
than?
1-2 mm
2-3 mm
3-6 mm
7-10 mm
In maxillary arch, border of major connector must be no closer than 6 mm to gingival crevices of teeth.
In mandibular arch, border of major connector must be no closer than 3 mm to gingival crevices of teeth.