12"car woofer
steel frame
foam edge glass-fibre pp cone
voice coil: 2" TIL

12"  car woofer                       

steel frame                               

foam edge glass-fibre pp cone                  

voice coil: 2" TIL     

magnet:156*20(50oz)    

magnet:double                          

with plastic cap                            

Other Size: 10", 15"