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Concentric Boost 12x148
and keeps your gear running at its best
Not recommended for use with child seats - the Yuba Baguette Bag is recommended for this application
direct replacement for worn or damaged headsets on compatible Havoc frames
easy owner removal
Park Tool PPL-2 PolyLube 1000 Grease ac-stb04 Concentric Boost 12x148Properly applied grease will protect and extend the life of a bicycle's components while improving performance. Park Tool's PolyLube 1000 polyurea lubricant was developed specifically for bicycle maintenance and repair, and can be used with any type of ball bearings, threads, or press fit applications found on a bicycle, including headsets, bottom brackets, cranks, pedals, and hubs. PolyLube 1000 repels moisture and has an extremely high shear