Simplex Suntour Jockey Wheel Replacement Kit
Lovecitycycles has this conversion kit available on ebay and on our website. The kit will fit most Simplex and vintage Suntour rear derailleurs using the 6 mm mounting bolt. Kits are also available with sealed bearing jockey wheels We also have several other hard to find replacement part for your vintage road bike : rear drop out spacers, Simplex skewer wingnuts...and others