This pair of strips attach to the front quarter window frame and runs vertically down into the door frame on the rear side of the Vent window frame.

Vertical Glass Run Channels are supplied in pairs.  

Fits:

1967 CHEVROLET CAMARO
1967 PONTIAC FIREBIRD
1968 BUICK GS 350
1968 BUICK GS 400
1968 BUICK SKYLARK
1968 CHEVROLET CAMARO
1968 CHEVROLET CHEVELLE
1968 OLDSMOBILE 442
1968 OLDSMOBILE CUTLASS
1968 PONTIAC FIREBIRD
1968 PONTIAC GTO
1968 PONTIAC LEMANS
1968 PONTIAC TEMPEST