Features: -MonoRail pre bent 90 degree curve two circuit track. -Two-Circuit MonoRail bends very easily by hand to almost any imaginable shape but the pre-bent 90 makes it even easier to install. -Horizontal 90 curves are sold by radius, or the distance from the center of the circle to the outside edge. -Join four 90 curves to create a circle with a diameter (overall width) equal to twice the specified radius. -Rated for 300 watts per circuit at 12 volts. -Each piece of rail is shipped with conductive connectors to join rail pieces end to end. -Order additional connectors if cutting and rejoining rails. -Overall dimensions: 0.9" H x 0.3" W. NOTE: Track Lighting is not universal. Tech Lighting products can only be used with Tech Lighting products or warranty is void.