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Park Tool CB-4 Bio ChainBrite Cleaner Park Tool CB-4 Bio ChainBrite Cleaner
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Park Tool
CB-4 Bio ChainBrite Cleaner

Mfg PartNum:CB-4
  (26 customer reviews)
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Safe scrubbing.

All natural and 100% biodegradable, Park Tool's CB-4 Bio ChainBrite Cleaner is safe and effective for use your chain or other gunked up components. The plant-based formula won't harm your alloy, plastic, or rubber parts so you can degrease with absolute assurance of clean parts and a clean environment.

16 oz bottle.

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.

Ordered by Most Relevant First
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Works great to clean chains!
rating
by Anonymous

This is easy to use with the park tool chain cleaning tool and cleaned our chains really well.

Reviewed 6/24/2021
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Wish I could buy this by the gallon
rating
by PDX WJ
Cycling Enthusiast

Great for cleaning chain & cassette. Have used for years and it's great!

Reviewed 10/16/2020
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Effective
rating
by Robokrause
Kansas

Cant verify if its actually 100% biodegradable, but it does a decent job as the liquid in a Park Tool chain cleaning tool. In a pinch, you can get quite a bit clean just squirting into a rag as well.

Reviewed 6/25/2020
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Does a good job on the chain
rating
by HerbP
Glen Ridge

Along with the Park chain scrubber it does a nice job cleaning the chain. I also use it on a rag to remove grease from the frame.

Reviewed 11/7/2020
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Cleans quickly.
rating
by Lou
Harrisburg

Cleans quicker than others I�ve used in the past.

Reviewed 9/28/2020
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Works great as described
rating
by Sandski
Cycling Enthusiast
Nevada County

I used this with my chain cleaner to clean my chain on my new mtn bike and my new gravel bike. works well.

Reviewed 8/23/2021
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Can't go wrong
rating
by Anonymous
Cycling Enthusiast
Long Beach, CA

This is the de facto standard for chain degreasers. I've used others and they've worked fine as well, but for some reason, I always go back to buying this brand. It gets the job done for sure. I run the chain through the PT chain cleaning tool twice, cleaning the tool out in between runs, and the chain ends up so sparkly clean you could eat off of it.

Reviewed 8/31/2020
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A must for keeping your drive train efficient.
rating
by Sheriff
Cycling Enthusiast
Spokane, WA

This cleaner makes it so easy to get your chain clean when used with the Park Tool CM-5.3 Cyclone Chain Scrubber or another chain scrubber tool. I use it about every 3 weeks/600 miles. Fast, simple and effective. It's amazing what a good chain cleaning and lube will do.

Reviewed 12/22/2020
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Good stuff
rating
by Anonymous
USA

I buy this regularly to clean my chain with, using the park tool plastic cleaning thingee that clamps onto the chain.

Reviewed 9/25/2020
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Green, Clean, Efficient De-Greaser for the chain scrubbing Machine.
rating
by Sonoma VOP
Cycling Enthusiast
Santa Rosa, CA

I use this with my Park Tool chain cleaner for a fast complete chain cleaning. Works great, no toxic odors.

Reviewed 2/22/2021
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Gets chain shiny
rating
by MrMike
Houston

I recommend this product. It got my bike chain shiny running it thru the chain contraption. I used it with a toothbrush on derailleur gears. I did wipe down after.

Reviewed 11/10/2020
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Works great
rating
by Anonymous
Cycling Enthusiast

This product works great with the Park Tool cleaning device. The bottle does not last super long but it gets the chain very clean. It's the main cleaner that I use.

Reviewed 12/24/2019
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Excellent!
rating
by Summer Boy
Cycling Enthusiast
1 of 1 customers found this review helpful.

This is the first time I used this cleaner and was very happy with the results.

Reviewed 3/9/2017
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I've used this product for last 3-4 years. Very good at removing road grim from chain.
rating
by AR
Cycling Enthusiast
Pennsylvanis
1 of 1 customers found this review helpful.

Works great with Park Chain Cleaner

Reviewed 3/2/2017
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That items so good
rating
by CHUN YU NG
Cycling Enthusiast
Honolulu,hawaii
0 of 1 customers found this review helpful.

I like that item is so good.

Reviewed 8/14/2020
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easy to work with
rating
by Wheels Hubberth
Cycling Enthusiast
Wine country ca
1 of 1 customers found this review helpful.

Cleans the chain or any greasy part with ease. Dirty fluid is safe and easy to get rid of.

Reviewed 2/14/2019
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Thorough cleaning
rating
by Paul
Competitive Racer
MD
1 of 1 customers found this review helpful.

I use this cleaner to completely de-grease chains when using lubes that require total removal of existing lubes. The Park solution cuts through everything on your chain with minimal scrubbing, though I recommend a chain cleaner tool with resevoirs and brushes to control the mess.

Reviewed 1/5/2019
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Park Took Chain Brite Cleaner
rating
by travel guy
Texas
1 of 1 customers found this review helpful.

The best cleaner and Lub. for cleaning and providing protection and lub for our chains using the Chain cleaner tool

Reviewed 10/23/2018
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GOOD CHAIN CLEANER
rating
by gretta''s mom
Cycling Enthusiast
buffalo, ny
1 of 1 customers found this review helpful.

I use Park Chain cleaner in my chain cleaning device and it does a great job. I also use it to clean my pedals . I use an old toothbrush to clean the nonchain areas of my bike as well. Works great .

Reviewed 9/24/2018
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best chain cleaner
rating
by mark
Cycling Enthusiast
mn
1 of 1 customers found this review helpful.

I use this with the PArk chain cleaning device, and get good results. I clean every 250 miles, and get 6000 miles out of a cassettechain combo, easy.

Reviewed 9/6/2018
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