Park Tool Cyclone Chain Scrubber CM-5.2 is rated 4.6 out of 5 by 1463 .

Rated 5 out of 5 by AndyintheCorreze from Superb It is a Park Tool, what more is there to say except that it does a superb job of cleaning your chain.

Rated 5 out of 5 by Fergalito from Stop looking. You've found your chain cleaner. Stop. Don't click any other links. This is the best value quality chain cleaner money can buy and all you need. Works supremely well. Chain practically pristine after use.

Rated 5 out of 5 by TONYden from GOOD VALUE very easy to use , well made , rearlly gets the muck off . a must have