Park Tool FR-4 sprocket remover - Regina
FR-4 sprocket remover - Regina is backordered and will ship as soon as it is back in stock.
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Description
Description
Heat-treated alloy tool steel, one-inch socket suitable for wrench or vise. Thin-walled construction allows use without disassembling cones and locknuts.
- Suitable for Atom®, Regina®, Zeus® with multi-spline and some Schwinn®-approved freewheels
- The FR-4 has 20 splines and a diameter of about 21.6 mm
- The center bore for axle play is 10 mm
- Always use a skewer or axle nut to keep the tool firmly in place during removal


