파크툴 바이오 체인브라이트 (CB-4)

I bought this specifically for my Park Tool chain scrubber and it works perfectly—no harsh fumes at all, just a clean citrusy smell. The plant-based formula rinses off easily with water, which saves me from scrubbing greasy residue by hand. A solid choice for keeping my drivetrain spotless without w

Ran it through the Cyclone scrubber and the chain came out looking brand new, no scrubbing needed on my part. I like that it's plant-based and biodegradable, so I don't feel bad rinsing it down the drain. A bit pricey, but one bottle goes a long way.

Glad this stuff is plant-based, makes me feel a bit better about cleaning my chain in the garage. Works well enough in the scrubber, though I wish it cut through the really stubborn grime a little faster.