JASPERS 19 inch profile 12 U, from aluminium, black powder coated, for the use of spring nuts which can be clipped into the profile at any position. Cutted and deburred. Length from 5 U up to 38 U. The price is for a single profile. For this profile we offer 19 Inch Screw Sets consisting of a spring nut, a screw and a washer. Besides that we offer 19" clamps to fasten the profiles at the tube system.