This is the recommended tool for the following parts: CSXM3X0.5, CSXLM3X0.5, CSXM3X0.5AD, CSXLM3X0.5AD, CSXM3X0.5A286, CSXLM3X0.5A286
SRMGSD0305 is an after-swage gage for checking installed Crownserts. Compatible with CSXM3X0.5, CSXLM3X0.5, CSXM3X0.5AD, CSXLM3X0.5AD, CSXM3X0.5A286, CSXLM3X0.5A286. This is an old Anemo part. Please use CSASGM3