A chain roller for quick and efficient cleaning of the bicycle chain. A quick type that supports 130/135 mm end width and is easy to put on and take off. The resin roller moves according to the chain. In addition, the nut shape is easy to pick so that it will not slip even if dirt adheres to your hands. The roller on which the chain hangs is made of resin and has a round groove to allow dirt adhering to the chain to be expelled. It has excellent durability because it is plated to be resistant to solvents. In the case of 12mm through axle, it can be used by removing only the resin roller and attaching it to the through axle. Product weight: 112g Material: Aluminum / Stainless steel Rear end 130 / 135mm compatible The color of the product may look different from the actual product depending on the type of display.