No installation required - you can use it immediately
The main body is made of high-strength ABS material
includes 50 each of 2.28" /58mm iron and plastic bottom badges, 100 tin up covers, 20 blank circle papers, 100 transparent films, 1 circle cutter, 2 hex wrenches, 2 gaskets(Please add the green gaskets when using the 2.28" /58mm metal bottom part), and 1 user manual. (All 2.28" /58mm)
