One of its core design features is that self tapping screws do not require nuts. Self tapping screws use their sharp threaded front end to directly cut or squeeze out internal threads in the connected material, thereby achieving fastening. It relies on the engagement between the internal threads of the material itself and the external threads of the screw, rather than relying on nut fit.
Pipe Size:Φ25.4mm,It's 1 inch and was once used on many upright handlebar bicycles and flat-bar road bikes at the end of the 20th century.
Before buying, please kindly check whether our installation pipe diameter is consistent with the pipe diameter of your bicycle. Please measuring the pipe diameter of your bicycle, so as to avoid the situation that cannot be installed after purchase.
Easy and convenient to install.
Add visibility at dark night, ensuing cycling safety.
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