Sierra 18-9649 Wide Mouth Adapter for 18-9781 Gear Lube PumpsSierra 18-9649 Wide Mouth Adapter is designed for use with Sierra 18-9781 Gear Lube Pumps. It allows the pump to be used with new-style wide-mouth bottles for convenient gear lubricant dispensing.Product FeaturesDesigned for Sierra 18-9781 Gear Lube PumpsCompatible with new-style wide-mouth bottlesAllows gear lube pumps to be used with wide-mouth lubricant containersProduct SpecificationsPart Number: 18-9649Compatible Pump: Sierra 18-9781 Gear Lube Pump