See Downloads Tab above for ASI 0264-12 technical data sheet (.pdf)Surface Mounted, theft resistant, key locked, Double Roll Toilet Tissue Holder with controlled-delivery spindles, holds and dispenses all standard core roll tissue, up to 6" (152 mm) in diameter and be fabricated of Cast Aluminum with a satin matte silvergray finish. The no waste rocking action spindle is fabricated of impact resistant, ABS thermoplastic and be tamper resistant with a concealed release mechanism and locking screw that removable only with a hex key. Spindle rotates 1½ revolutions for each operation and returns to its original position. Roll cannot be removed from spindle until completely exhausted.