Park Tool CG-2.3 Chain Gang Chain Cleaning System Blue, One Size
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases Product Features The CG-2.3 works on all derailleur bikes and many 3-speed and coaster brake bikes. The Chain Gang includes: CM-5.2 Chain Scrubber GSC-1 GearClean Brush and 8 oz. bottle of ChainBrite.