One (1) Radio Volume Control Knob; Approximately 13/16" diameter; Radio Volume Control Knob; Perfect direct-fit replacement for your worn or missing knob; fits Chevrolet/GMC/Buick/Oldsmobile/Pontiac: 2002-2007 Rendezvous, 2002-2003 Blazer, 2002-2003 S10, 2002-2003 Trailblazer, 2002-2005 Venture, 2002-2003 Envoy, 2002-2003 Sonoma, 2002-2003 Bravada, 2002-2004 Silhouette, 2003-2008 Vibe; Premium Heavy Duty Automotive Grade Black Plastic; Reference: 88973250