Source for V15V MR stylus and V15VxMR stylus
As of January 2011, there is a company in Japan selling a VN5MR replacement stylus (V15V MR) and a VN5xMR replacement stylus (V15VxMR.)
NOTE: These replacement styli are not manufactured by Shure. Shure has not tested and does not endorse these replacement styli. Shure is not affiliated in any manner with the company that sells these styli.