Concept Hydraulics supplies a comprehensive range of hydraulic overcentre valves engineered to provide safe, controlled load handling and reliable hydraulic system protection across demanding mobile and industrial applications. Also known as counterbalance valves, hydraulic overcentre valves are designed to prevent uncontrolled load movement, maintain load stability and ensure smooth, controlled lowering of hydraulic cylinders and motors. Ideal for truck-mounted cranes, elevated work platforms, hook lifts, skip loaders, agricultural machinery, construction equipment and specialised hydraulic systems, these valves play a vital role in improving operational safety and protecting both equipment and operators. Whether you're replacing a worn overcentre valve, upgrading an existing hydraulic system or specifying components for a new hydraulic installation, our experienced team can help you select the correct valve for your application. We also supply 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 overcentre valves and replacement hydraulic components.