I've got the Crimson Trace Lasergrips on my Thunder .380 and really like it.
http://www.crimsontrace.com/products/type/lasergrips?manufacturer=181
Or a little cheaper here
http://www.lasersightcentral.com/Crimson_Trace_LG_442_p/lg-442.htm .
http://www.crimsontrace.com/products/type/lasergrips?manufacturer=181
Or a little cheaper here
http://www.lasersightcentral.com/Crimson_Trace_LG_442_p/lg-442.htm .