T45 Historic Mini roll cages now in stock. Custom Cages lightweight T45 weld-in roll cages for FIA Appendix K Mk1 Mini. No need to wait for manufacturing. These roll cages are in stock and ready for installation now. Please call to order or book in for fitment. We are located in East Sussex. Get your T45 Historic Mini roll cage now, in time for the 2020 racing season.