I don't have a pair to sell but the folks at the links below have a variety of good products , hopefully you'll find something locally but if not maybe this will help.
Altamont Company - Smith & Wesson
Ahrends Grips : Revolvers
Smith & Wesson Grips |Smith & Wesson Grips Hand Gun Grips, Gun Handles, Pistol Grip from Eagle Grips - Eagle Grips Inc. - Gun Grips