Optical axis cross bracket fixing seat double hole

Standard Type: National Standard Standard number; GB9074.1-17 Model: Same diameter 5*5 Application: Fasteners for machinery industry Product specifications: same diameter 8*8, same diameter 10*10, same diameter 12*12, same diameter 13*13, same diameter 15*15, same diameter 16*16, same diameter 20*20, same diameter 25*25 , Same diameter 30*30, same diameter 32*32, same diameter 35*35, same diameter 40*40, different diameter 8*10, different diameter 8*12, different diameter 8*15, different diamete