Dual Rack Universal End Clamp is made with precision design and accuracy, using telescoping end pieces which eliminates the need for custom cuts. The Dual Rack End Clamp works with most standard frame modules, no matter the thickness (one-size-fits-all module clamp). With the Dual Rack high quality End Clamp, there's no need for welding and punching which makes it a flexible installation. The Dual Rack Universal End Clamp has options to accommodate solar module frames from 31 mm - 45 mm. Available both in black and clear finish. DR-ECU-B is the black finish.