Park Tool TNS-4 Deluxe Threadless Nut Setter POC Over Bearing Width: 90

Over Bearing Width: 90

minimal friction

*Compared to previous generation

Bosch PowerTube

Material: Polycarbonate

Park Tool TNS-4 Deluxe Threadless Nut Setter POC Over Bearing Width: 90The TNS 4 makes it quick and easy to install star fangled nuts used with 1" and 1 1 8" threadless headset systems. Using a durable steel driver and built in guide, the TNS 4 perfectly aligns the star fangled nut and sets it to the proper depth every time. The unique design virtually eliminates pinched fingers. Specifications Compatible with 1" and 1 1 8" headset systems that use a standard M6 threaded star fangled nut Replaceable set screw part #822