Services CPP and Bow Thrusters Complete overhaul service for all makes of CPP, bow thrusters and stabilisers. Oil in Water Monitoring AtZ – 20 years experience at the forefront of the oil in water monitoring sector. Oil Management Instrumentation Lube oil temperature monitors provide more accurate measurement than oil mist detectors. Shaft Alignment Measurement We achieve optimum shaft loading to avoid edge loading and/or shaft whirling. Sterntube & Rudder Bearings Oil and water lubricated stern tube and rudder bearings up to 1500mm shaft diameter. Sterntube seals supply and fitting High quality supply and service for all makes of stern tube seals and thrusters. Underwater Propulsion Systems Underwater repairs for all makes stern tube seals, thrusters, propellers and stabilisers on a 24/7 worldwide basis.