Park Tool - CM-5.3 Cyclone Chain Scrubber S3-Size-290mm Inner width: 30 mm

Inner width: 30 mm

accurate and features permanent measurement markings

4g Triple Butted Stainless Steel Black - 32 Pack

Inner Plate Chamfering for smooth precise shifting

Mushroomed Pin for enhanced durability

Park Tool - CM-5.3 Cyclone Chain Scrubber S3-Size-290mm Inner width: 30 mmPARK TOOL CM 5. 3 CYCLONE CHAIN SCRUBBER Cleans bicycle chain quickly, easily, and effectively without the hassle and mess of removing the chain from the bike. The Cyclone uses a large solvent reservoir, hundreds of rotating bristles, and a two step cleaning process to get chains really clean, improve shifting performance, and extend the life of the chain and other expensive drivetrain parts. Works with all multi speed bikes (5, 6, 7, 8, 9, 10, 11,