M5 threaded screw design for bike mounting points. Works with many bottle cage mounting locations. Insert the M5 screw into the mounting point. Check that the cage is firmly secured before riding.
CNCLOL Bike Bottle Cage Bolts, Water Bottle Holder Screws for MTB/Bicycle/Mountain Bike/E-Bike/Gravel/BMX (Red/Orange/Blue/Green/Coloured/Gold)
12 Cycle Bike Bottle Cage Bolts Stainless M5 x 10mm Low Profile button head
4PCS Bike Bottle Cage Bolts M5 Screws Aluminium MTB Road Cycling UK