M5X12Mm Titanium Bike Bottle Holder Screw Bicycle Water Bottle Cage Bolts MTB Cycling Bike Water Bottle Cage Screws with Gasket. Specification: M5x12mm. specification M5x12mm. M5 X12mm Titanium Bike Bottle Holder Screw Bicycle Water Bottle Cage Bolts MTB Cycling Bike Water Bottle Cage Screws with Gasket.