GSI Super Quality In Car Windshield - Dashboard Mount For Apple iPhone 3G/S - 360° Rotating Dock, Suction Cup Stand, Ultra Flexible Holder - Perfect Fit - Great For Travel Or Home Use
This is a sturdy product, and well worth the price paid - especially if you have free shipping.  HOWEVER, it is designed only for the 3G iPhone.  I didn't notice this when purchasing for my G4, so it's not a perfect fit.<br /><br />The box arrives with no indication about who manufactures it or a company to which you can write for an upgraded replacement piece to fit the 4G phone.  I suppose I can buy the G4 model, and resell the older one.<br /><br />One word of caution, if you're using windshield screens,