Bottle Knobs Lightweight Pro-werks CO2 Bottle Knobs feature positive grip finger notches that are comfortable to grab and easy to turn. This innovative design is modeled after Pro-werks Easy Turn Fill Caps.
Made from 6061-T6 billet aluminum and precision CNC machined, bottle knobs are available in your choice of brilliance anodized black, red, blue and silver or micro-polished aluminum.
Knobs in all finishes are also available in two different square drive sizes to fit the most common CO2 bottle valves.
Measuring Tip: To ensure the proper fit we recommend removing your original bottle knob and measuring across the flats of the valve’s square drive before ordering.
Proudly made in the USA.