Snap in piece for window interior

A quick learner says:
Piece that snaps into grooves of window inside.
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Tom from SWISCO responded:

Please see our 55-191 glazing bead to start out. Carefully compare our dimensions to yours to confirm that they all line up.

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55-191 : 3' Vinyl Glazing Bead, Milestone
3' Vinyl Glazing Bead, Milestone
55-191
$5.74
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