Park Tool CM-5.3 Chain Scrubber brake and aggressiveness and maximum grip

and aggressiveness and maximum grip to face any curve easily and at the speeds of modern gravel racing

• 78% polyester

treacherous trails where the chance of sidewall cuts and abrasions is high

One of a kind special oval shape (Patent Pending)

Park Tool CM-5.3 Chain Scrubber brake and aggressiveness and maximum gripCleans 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.