Fitment:Suitable for 2 cylinder machines.This Vacuum Gauge 2 Cylinder will help improve the performance of your motorcycle, providing you with a user-friendly 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. 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 carburettorsEach 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:Type: Instruments & GaugesSub-Type: Carburettor Balancing GaugeColour: blackMaterial: metalSize: 15cm x 10cmGauge Diameter: 7cmPackage Contents:1 x Fuel Vacuum Gauge Balancer2 x Vacuum Hose2 x Connectors2 x Threaded Brass Carb ExtensionsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.