Neilsen Flushing Gun Coolant System Air Powered Cooling System Cleaning Flush Designed for cooling system flushing. Step adaptor connects to hoses in different diameters. Use air and water to cleaning up system Trigger handle to control flushing and simulate pulsing force 5 Adaptor size:f19, f29,f32,f36.5, f40mm Operation pressure: 90psi.
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