Black. The LOCINOX Mammoth Hydraulic Gate Closer comes complete with the Dino hinge. This self closing hinge has a 180° opening angle and patented hydraulic damping, with double bearing for comfortable functionality. The anti-theft design is also rain and frost proof, with the Active Thermal System ensuring a constant closing speed which remains unaffected by weather conditions. It has powder coated aluminium housing and is fully adjustable in the force, closing speed and final snap, perfect for heavy gates up to 150kg. It is easily reversible to suit both left handed and right handed gate applications. It is quick and easy to fit, has been tested to 500,000 movements and comes complete with a 3 year guarantee.. Hydraulic self closing hinge. 180° opening angle. Suitable for gates up to 150kg. Quick and easy to fit