Zefal Magnum Bottle - Translucent (Black) BX PSI Be sure to have chainline

Be sure to have chainline relatively straight (53/15 or so)

Heat-resistant silicone case

Foot: Metal

With a 110mm PCD and 50 teeth you'll find this chainring provides plenty of low range out on the road

Designed to mount either on the top or bottom of the stem for optimal light placement and a clean integrated cockpit

Zefal Magnum Bottle - Translucent (Black) BX PSI Be sure to have chainlineThe Zefal Magnum Soft Cap bottle has a screw cap. Made of softer, odorless Polypropylene. Soft silicone cap for a better feel on the lips. New, more modern and attractive design. Features New Pro Cap lid makes it completely airtight and ideal for transportQuick opening valve regulates the flow to prevent excessive spillageSilicone cap offers a pleasant sensationTextured design in the central part ensures a secure grip in any condition Specifications