Concept Hydraulics supplies a comprehensive range of hydraulic lock valves engineered to provide secure load holding, improved operational safety and dependable performance across a wide variety of mobile and industrial hydraulic applications. Designed to prevent unintended cylinder movement and maintain load position during operation or in the event of hydraulic pressure loss, hydraulic lock valves are an essential component in lifting, holding and positioning applications. Suitable for truck-mounted cranes, tipper trucks, hook lifts, skip loaders, agricultural machinery, construction equipment and specialised hydraulic systems, our lock valves are manufactured to deliver reliable operation under demanding conditions. Whether you're replacing a worn hydraulic lock valve, upgrading an existing hydraulic circuit or specifying components for a new hydraulic installation, our experienced team can help you select the correct valve for your application. We also stock compatible Bezares PTOs, hydraulic gear pumps, piston pumps, control valves, hydraulic tanks, filtration components, cylinders, couplings, fittings and accessories, allowing you to source complete hydraulic systems from one trusted Australian supplier. With expert technical support, competitive pricing and fast Australia-wide shipping, Concept Hydraulics is your trusted source for quality hydraulic lock valves and replacement hydraulic components.