Park Tool FR-4 Freewheel Remover - Atom , etc.
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The Park Tool FR-4 Freewheel Remover is a durable, heat-treated alloy steel tool designed to fit 20-spline tool fittings found on older SunTour freewheels. It also works with Atom, Regina, splined Zeus, and some Schwinn-approved freewheels, making it a versatile addition to any bike mechanic's toolkit. The 1-inch tool fitting allows use with an adjustable wrench, socket, or bench vise for easy removal.
add_circle The Upside
- check Durable construction ensures long-lasting use
- check Versatile compatibility with multiple freewheel brands
- check Easy to use with standard tools
remove_circle The Downside
- close Limited to specific older freewheel models
- close May not fit modern freewheels
Specifications & features
Key features
- check_circle Fits 20-spline tool fittings with approximate outer diameter of 21.6 mm
- check_circle Compatible with Atom, Regina, splined Zeus, and some Schwinn-approved freewheels
- check_circle Constructed from heat-treated alloy tool steel for durability
- check_circle 1-inch tool fitting for use with adjustable wrench, socket, or bench vise
Specifications
Compatibility
SunTour, Atom, Regina, Zeus, Schwinn
Material
Heat-treated alloy tool steel
Outer Diameter
21.6 mm
Spline Count
20
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