Weather seal system for a vehicle sunroof

A weather seal system for sealing a perimeter of a vehicle sunroof, the system comprising:

• a mounting base including:
• an outboard first channel;
• an inboard second channel spaced apart from, and extending generally parallel to, the first channel;
• a plurality of spaced apart connecting portions positioned between and connecting the first and second channels, a respective mounting base cavity being formed between connecting portions of each pair of adjacent connecting portions of the plurality of connecting portions;
• a spine supported by the plurality of connecting portions so as to reside above the first and second channels when the mounting base is mounted on a vehicle, the spine extending generally parallel to the outboard first channel;
• and
• at least a first and a second opposed weather strip retention projections extending from respective opposite first and second sides of the spine;
• and
• a weather strip structured to engage the opposed first and second weather strip retention projections so as to secure the weather strip to the spine.