Enjuku Racing Cages?
 

I've been looking into getting a at least a 6 point roll cage for the FC. I've seen a cage listed on the Enjuku racing website, but it seems a lot cheaper than a comparable Cusco cage. Does anyone have any experience with the Enjuku cages? Does anyone know where to buy the Cusco cages?

I think you're in the wrong section. You might have better luck here: https://www.rx7club.com/race-car-tech-103/