Caloi is still in business in Brazil. Website is here, mas você precisa entender português: Bikes

Rock Shox Quadra forks have elastomers (which are usually degraded to the point where they have no elasticity, and you may have to dig them out with a screwdriver). If yours are in good shape you might be able to ride on them. Kronos spring kits are available on eBay, which are a better option for resuscitation of Quadra forks.