The Sealey VS209 Carburettor Synchronizer is one of the most comprehensive balancer sets on the market   The Sealey VS209 is a Carburettor Synchronizer, one of the most comprehensive balancer sets available on the market. The Carburettor Synchronizer set is supplied with set of long and short carburettor adaptors for easy access amongst the tubes and wires around the carburettor. Features:   Includes four 900mm delivery tubes  One of the most comprehensive balancer sets available on the market  Features a bank of four mini-gauges with lockable valves enabling user to hold vacuum values in use  Supplied with set of long and short carburettor adaptors for easy access amongst the tubes and wires around the carburettor  Comes With:   Carry Case   Specification:  Model No: VS209  Maximum Vacuum: 76cmHg  Adaptors: Long (170mm): M5  Medium (100mm): M5  Short (53, 60, 55mm): M6, M6, Push-on ∅6mm