by Park Tools
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FR-6 / 4 Prong
The Park Tool Freewheel Tool (FR-6) is made from a durable, heat treated alloy tool steel for long life.
- Thin wall construction allows use without removal of cones and locknuts
- One inch base fits wrench or bench vise
- Removes four-notch BMX / single-speed freewheel from hubs with 1.37 x 24 TPI threads
- For 16t and larger freewheels