Do you recognize this shower cartridge?

[greenview]

Hi there,

We don't know what brand of shower this customer has and we can't replace the whole thing without redrywalling and tiling - we'd really like to just replace the cartridge but can't ID it... can anyone help?

This is from the shower valve:

 

[GReynolds929]

Take the handle adapter off and post another Pic. Count the splines where the handle attaches.

 

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[Jeff H Young]

Take pictures of the trim as well the one looks like its easily rebuildale might need seats too . What about scouring hardware or plumbing stores they typically have parts for what is often localy used. I find there are local or regional preferances Some forieghn Country I have no idea if all your fixtures are imported from the USA . Heck they might have factories and companies there that we dont have