GM Screw Grommet Multi-Purpose Retainer Head Size: 15mm x 18mm Stem Length: 23mm Screw Size: M6.3 (#14) Package of 10 Interchange Numbers: GM 25704358 Auveco 21428 Disco 11391PK, 11391 Car-Pak 99-8378 S&R 292007 Crest CRX20593 Wurth 150121428 Lawson 1118475 Kimball Midwest 13920 Clip Lizard 20135 Imperial 892250