Aero Bottle CAP, cheap Water Bottle into Aero Bottle, adjustable

Turn an ordinary water bottle into an aero mount bottle, screw cap on water bottle. mount between the aero bars. This can be done several ways using a printed or purchased mount.

If you like the aero bar mount shown see https://www.thingiverse.com/thing:3062370

Use 3/8" Polypropylene tubing for drinking straw, available at most hardware stores.

Bar distance is adjustable