Topeak Ninja Master+ SK Water Bottle Cage - QuickClick Black. A stylish water bottle cage allows you to add tools CO2 inflator kit or inner tube holder with interchangeable Cage Mount and is compatible with all Ninja Cage accessories for basic repair and maintenance. Included Alt-Position Cage Mount provides an alternative way to raise and lower the water bottle cage on smaller frames and tighter spaces. Integrated tire lever holder keeps levers in place for fast access and makes changing a tube a quick proposition.