Sealey bicycle chain cleanerextractor sealey bc010 a bicycle chain cleaner from sealey suitable for cleaning multi speed and single speed bicycle chains reduces premature wear and prolongs the life of the chain three internal stiff bristle rotating brushes clean the chain on all sides and features a guide sprocket to keep the chain aligned inside the cleaner incorporates an extra large reservoir to hold degreaser or chain cleaning fluid and clip on handle for extra control sealey bc010 c