Shanrya Cycling Chain Keeper Roller, Durable Handy Bike Hub Tensioner Cleaning Tool with Sponge Rings for Chain - ShopVlot

design, convenient storage, overall shape is and portable, can be carried with you. Made of high quality plastic, wear resistance, sturdy, durable and long service life. The set only includes bicycle chain holder roller and sponge ring, excluding quick release levers. It can oil the chain, the operation is simple and convenient, easy to carry and use, practical. Chain can be oiled for maintenance. Two sponge rings come with chain holder roller and the chain oil is dripped onto the sponge rings a