Ram Part RAP-SB-178-BC1U : This is a good inexpensive mount that is very easy to apply.  Comes with an adhesive disk that will attach the mount to your dash.  This comes with a  cradle to surround and hold your device securely using the rear belt clip.

These fit many devices with rear belt clips including:
GRE PSR-100 PSR-300 PSR-500 PSR-700

ICOM:  Most models with Belt Clips

Kenwood TH-K2AT TH-K2E TH-K2ET TH-K4ET TH-K4E

Motorola HT750 HT1250 HT1550

Uniden BC72XLT BC92XLT BC95XLT NASCAR BC346XT SC230 BC246T

Vertex: VX-230 VX-350 VX-410 VX-420 VX-510 VX-530 VX-820 VX-920

Wouxun:  KG-3000, KG-619, KG-639E, KG-659E, KG-669E, KG-679E, KG-689E, KG-699E, KG-703E, KG-816, KG-819, KG-833, KG-UVD1, KG-UVD1P

Yaesu VX-6R VX-8R VX-110 VX-120 VX-127 VX-150 VX-170 VX177 FT-10R FT-40R FT-50R FT-60R