Park Tool BBT-RS Bottom Bracket Tool Retaining System Game Calls A splash-resistant way to transport

A splash-resistant way to transport your beverage

while eliminating unnecessary drafts and weight

and a stout injected-nylon inner shank to help transfer your power to the pedals

eco-friendly cleaning agents that work together to create a high speed cleaning system

Park Tool BBT-RS Bottom Bracket Tool Retaining System Game Calls A splash-resistant way to transportBottom brackets have some of the highest torque specs of any component found on a bicycle. Despite this, some bottom bracket cups feature tool fittings that allow mere millimeters of engagement, which can be a problem when attempting removal or installation. Solution: the Park Tool Bottom Bracket Tool Retaining System. Used in conjunction with nearly any Park Tool bottom bracket tool, the BBT RS uses a spring based tension system to apply consistent,