Deluxe Threadless Nut Setter – TNS-4
The Park Tool TNS-4 is an upgraded, precision tool designed to make star-fangled nut installation fast, accurate, and hassle-free. Featuring a durable steel driver and a built-in alignment guide, the TNS-4 positions the star-fangled nut perfectly straight and at the correct depth every time.
Its improved ergonomic design helps prevent pinched fingers and offers smoother, safer operation, making it ideal for both shop and home mechanics working with threadless headset systems.
Features
Ensures perfect alignment and consistent installation depth
Compatible with 1" and 1 1/8" threadless headset systems using standard M6 star-fangled nuts
Durable steel construction with built-in guide
Safer, finger-friendly design
Replaceable set screw — Part #822

