I've an estays unit ( apparently not cracked), but I'm not selling it.
Thanks for that never heard of pacific cyclesThis might be a worthy substitute. From what I gather Pacific are generally the same framesets as Alpinestars.
https://www.ebay.co.uk/itm/156112372325?_skw=pacific+bike+frame&itmmeta=01JGSKMDV3G5XFJKX7X5N1VA32&hash=item245905c265:g:9qEAAOSwiUNl72tk&itmprp=enc:AQAJAAAA0HoV3kP08IDx+KZ9MfhVJKlhD01VUjD7QF/fn0H3b99UaDQ/qDEhc9Cj2pv+ZE5S+h4TQ9zpF751kGX9Gc+/5DpfVxUoJ2niZNIelwyi9axQ6UMwo1EiKmyekI7Jjbw5pbYVikrMn+E8MsrEoyflhx/J5Q7J+cVP5XXJZQfNZ/M04Kd6kwQRDsKmT6Dj4tdyz/Rco4nsgbWxXDD5/z8ZQHOfD4cB4Mf8JPyp9qT9jRTQKcCD9XUc3x3nrZN/qFpO/cmSaIU83JbKxMfMyJIHS6E=|tkp:Bk9SR9bd0bOGZQ