New design wedge mechanism For carbon fiber / aluminum / steel fork tube Quick and easy fitting
Removable and reusable Extreme light weight
Material：6061 T6 aluminum alloy Top cap：Aluminum 100％CNC Screw： steel
Dimensions：Fits 1 1/8"" (28.6mm OD x 23.5～25.5mm ID) Steerers
Extreme light weight：28 g / set.
Fitting notice：Best screw fitting torque is 40 ~ 60 kgf-cm（4 ~ 6 N-m）HC-02 is a new mechanism that different with traditional star nut type.Tool and time are free for star nut assembly.It wedges tight in the inner surface of fork steerer,does not cause scraping damage and just needs lower fitting torque then it can work well.