Description This Vacuum Gauge 2 Cylinder will help improve the performance of your motorcycle providing you with a user friendly method of balancing your carburetor at home without the need for additional tools The two gauges can be used individually or together with a pair of rubber connectors on hand to provide four way balancing Brass extension bars and a steel back plate make this a hard wearing essential thatll last Vacuum gauges enable easy synchronisation and balancing of motorcycle carburettors Each unit includes precision gauges mounted on a robust metal base for worktop use Enables easy synchronisation and balancing of motorcycle carburettors Each unit includes precision gauges mounted on a robust metal base for worktop use threaded brass carb extensions 65mm and 180mm connectors and vacuum hose Specification Product Name Motorcycle Fuel Vacuum Gauge Balancer Material MetalPlasticSize 15cm x 10cmGauge Diameter 7cmColor BlueBlackType InstrumentsGaugesSub Type Carburettor Balancing GaugeFitment Suitable for 2 cylinder machines Note 1 We provide clear pictures measurements where possible Please check as much as possible to make sure the item is the one that you need 2 Please allow 0 5 1 inch difference due to manual measurement 1inch 2 54cm 3 There are no instructions included in this kit If you want to know how to use or install it please contact us by Email We will provide help as much as possible Package Includes 1 X Fuel Vacuum Gauge Bal