I´ve found this today:
http://www.fuerza.be/pages/pro_reset_contenu.htm
RESET Springs are made of high grade spring steel and are produced by EIBACH to our specification.
RESET Conversion Kits are available in different spring rates for many fork models.
Weight: 130-150 g Satz / set
Material: Chrom-Silicone, spring steel, Delrin® spring ends.
Finish: Shot peened, Delta Seal 200 coating.
Available for:
Rock Shox Quadra 21R,
many Judys, ‘95-‘98 Indy (except Indy SL), Mach 5SX, ‘98 TPC, X-VERT, Marzocchi XC 500, XC 600/700, XCR, Bomber Z1, Z2, Z3, RS