Billet Inner Grill, Polished Finish, 69-70 Blazer. Give your truck a sleek modern touch with this billet inner grill insert, produced with a handsome polished aluminum finish. This 2-piece billet inner grill insert set installs by replacing the original inner grill inserts. This fine inner grill insert is MIG-welded by robots in a CAD designed CNC-milled fixture to ensure an exact fit with aerospace-accurate tolerances. Machined from 6061-T6 solid stock. Includes mounting hardware.