Identify shower control for a cartridge replacement

[Jsmallberries]

Can anyone tell me what cartridge replacement this shower control takes? I think it's a Kohler

 

[Breplum]

If Kohler, the classic, long lived pressure balancing valve is K-304. https://www.kohler.com/en/products/.../rite-temp-1-2-pressure-balancing-valve-304-k

 

[Sponsor]

 

[GReynolds929]

Delta Windemere

Monitor® 14 Series Shower Trim in Oil Rubbed Bronze BT14296-OB | Delta Faucet

Delta® pressure-balance valves use Monitor® Technology to protect you and your family from sudden temperature changes. Rustic Oil Rubbed Bronze brings...

www.deltafaucet.com