Description: Strong and DurableMotorcycle 4 Cylinder Sync tool is made of high quality materials, sturdy, durable and reliable. Lightweight and portable.Set IncludesSynchronizer x 1, Rubber Hose (90cm)x 4, Rubber Hose (10cm) x 4, Clear Rubber Hose Restrictor (1.5mm) x 4, T Adapter ( 4mm) x 4, Adapter ( 4x5mm) x 4, Adapter ( 4x6mm) x 4, 1x storage box.AccurateThe 4 column will accurately balance 2, 3 and 4 cylinder carburetor and fuel injected throttle bodies.Convenient Repair ToolConnect the negative pressure interface of the engine. If there is an idle speed adjust, use a T-adapter to connect it; Adjust under the idle speed range of the original guide rail to make the four columns basically parallel.Carb Synchronizer Adjustment ToolMotorcycle four cylinder synchronous balance instrument, carburetor synchronization balancer gauge. Size Chart: 30cmx13cmx7cm/11.81inchx5.12inchx2.76inch Package Includes: 1 SetCarburettor Balancing Gauge Note: Please allow slightly errors due to manual measurement and different monitors.