Anyone using a wilwood manual master cylinder

so what did the guy that built the rear end suggest for a master cylinder for the ones he’s sold?

Does it look like this one?: MOPAR NEW A/B/E 8 3/4 POSI REAR DISC BRAKES COMPLETE 3.23/3.55/3.73/3.91/4.10 | eBay
Looks a lot like ir