made of aluminum die-cast, incl. gasket

• including mechanical treatment
  (break-throughs) and screw mounting M4x20 mm/ 0.79 inch (pin places front-laterally not visibly)
• including deep milling for foil approx. 259 x 50 m/ 1.97 inch (0,5 mm deeply) (surface planed lacquer-free!!)
• surface: painted RAL 1013 fine structure