Park Tool TNS-1 Star Nut Setter
Best durable tool for home mechanics installing threadless headset star nuts.
A reliable, straightforward solution for installing star-fangled nuts into threadless steer tubes. It ensures consistent depth and alignment, taking the guesswork out of headset maintenance and fork upgrades.
$28.95
at
Airpark Bike Co
More Threadless Star Nut Setter options
Who it's for
- Home mechanics seeking professional-grade precision for fork installations
- Professional bike technicians requiring reliable tools for daily workshop tasks
- Beginners wanting a stress-free way to set headset hardware correctly
Who should skip it
- Budget-conscious hobbyists who rarely perform their own fork maintenance
- Minimalist tool owners who prefer multi-functional equipment for their workspace
- Riders with oversized 1.25-inch or 1.5-inch threadless headset systems
Performance breakdown
Installation Precision
The built-in stop guarantees the perfect 15mm depth every single time.
Ease of Use
Simple hammer-tap design makes a tricky task feel completely foolproof.
Build Durability
Heavy-duty steel construction built to survive a lifetime of shop abuse.
Compatibility Range
Covers standard 1-inch and 1-1/8-inch systems but lacks modern tapered support.
Ergonomic Handling
Substantial weight provides excellent stability and control during the strike.
Maintenance Efficiency
Eliminates guesswork, saving significant time during fork and headset swaps.
Key Specs
Weight
657.7 grams
Compatibility
1-inch and 1-1/8-inch threadless headsets
Installation Depth
15mm
Tool Type
Star nut setter
Know before you buy
Still have a question?
Ask Metto anything about the Park Tool TNS-1 Star Nut Setter before you decide.
