1/2/4pcs Motorcycle Carb Carburettor Fuel Vacuum Gauge Balancer Cylinder Tool Set Specification: Condition: New!! Model Number: B86839 Product Name: Motorcycle Fuel Vacuum Gauge Balancer Material: Metal & Plastic Size: 15cm x 10cm Gauge Diameter: 7cm Color: Blue & Black Type: Instruments & Gauges Sub-Type: Carburettor Balancing Gauge Quantity: 1 set Connector rod thread size: 1xM5, 1xM6 (Please confirm that your cylinder interface is M5 and M6) Fitment: Suitable for 2 cylinder machines. Features: -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 that'll 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. Package Includes: 1 x Fuel Vacuum Gauge Balancer 2 x Vacuum Hose 2 x Connectors 2 x Threaded Brass Carb Extensions 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. / About service / On- Time Delivery Full refund if product isn't received in guaranteed delivery time Longer Protection 15 day more protection after order completion Returns Extra Return any product,only those in perfect condition Guaranteed Quality Guaranteed Quality or Full refund If you have any problems with our items or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any problem and provide you with the best customer services.