Park Tool CM-25 Pro Chain Scrubber Clean that dirty chain with the Park Tool CM-25 Pro Chain Scrubber, a shop version of the world-famous CM-5. 2 chain scrubber. It features a die cast aluminum case and handle, along with a brush/sponge replacement cartridge that makes it easy to keep it running smoothly and working at its best. The 4 sided scrubber provides a thorough and quick cleaning, which makes cleaning your chain a not so dreadful experience. Features 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 (RBS-25) Locking cover with stainless steel hinge pins Choose drip or immersion fluid application methods 100% serviceable Related Articles: CHAIN CLEANING WITH A PARK TOOL CHAIN SCRUBBER BIKE WASHING AND CLEANING Manufacturer's Part No: CM-25 UPC: 763477001917 | Park Tool | Cm-25 Pro Chain Scrubber Cm-25 Professional Chain Scrubber