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Park Tool CM-25 Professional Chain Scrubber. The Park Tool CM-25 Professional Chain Scrubber is a shop quality cleaner built to give years of constant use.Proven chain scrubbing technology leaves chains sparkling clean
Durable A380 aluminum die cast case and removable handle
Dual sided sponges and wicking pads to help reduce drips
Rotating brushes clean on all four sides of every link
Brush and sponge cartridge quickly and easily clicks in and out
Locking cover with stainless steel hinge pins
Works with all multi-speed bikes (5 6 7 8 9 10 11 and 12-speed) and some single-speed models
100% serviceable
