Park Tools

Park Tools Star Nut Setter

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- The TNS-1 is for 1” and 1-1/8” headset systems.
- Star nuts not included.
- sets to 15mm



The Threadless Nut Setter is used to install star-fangled nuts found on threadless headset systems. Thread the nut onto the TNS, insert into the fork stack, and tap it in with a hammer. Sets the starfangled nut to 15mm and keeps it straight. Long handle helps prevent pinched fingers.

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