*PLUMBERSSTOCK EXPERT* responded:
Hi there! Thank you for posting your question about the Kohler K-304-KS. The shower handle that fit in this Kohler K-304-KS needs to be labeled as rite temp. You'll need a Rite-Temp labeled shower handle, which you can select among these Rite-Temp valve trims. To purchase the one you like, just go to its product page, click the "Add to Cart" button and enter the required details. Should you have further questions, please let us know. Thank you for visiting PlumbersStock. Happy shopping!!