Contents of the Park Tool CG-2.3, Chain Gang Chain Cleaning System, click to enlarge

Item # CG-2.3

(discontinued) / Tools / Chain / Cleaning

Chain Gang Chain Cleaning System

The CG-2.3 has been discontinued and replaced by the CG-2.4.

A dirty drivetrain causes poor shifting and unnecessary wear to expensive parts. The Chain Gang contains everything needed to quickly and easily clean the chain, freewheel cogs, and chainrings.

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CG-2.3 Features

The Chain Gang includes:

The CG-2.3 works on all derailleur bikes and many 3-speed and coaster brake bikes.



Parts & Accessories


Replacement Brush Set


Bio ChainBrite™

CG-2.3 Chain Gang Cleaning System