Aluminum Box Enclosure Case -4.33"*3.54"*2.17"(L*W*H)

Model:BOX-1176 Features: Dimensions (outer):55mm(2.17")(H)x90mm(3.54")(W)x110mm(4.33")(L) Dimensions (inner):49mm(1.93")(H)x87mm(3.43")(W)x110mm(4.33")(L) Heavy gauge extruded aluminum construction Professional sandblast/matte anodized finish Built-in grooves hold circuit board  Excellent electromagnetic shielding performance Built-in grooves can hold circuit board without screw Good for electronic projects, power supply units, student projects, amplifiers, etc., thanks for it heat sink nature, electromagnetic field protection and robust construction. color:Black Green notice:screw included just for one PCB board weight:256g