The thing that kept me from buying this kit in the past was the lack of a mechanical handbrake. I expect it to be reasonably priced, as are the rest of Arizona Z Car products. I sent them an email to ask for more details.
:brake system. It's an add-on to his existing Wilwood brake system upgrades he offers for the Z and other cars. Interesting. See the link below :Arizona Z Car's rear parking brake caliper add-on :