Storage cage 

1.  mesh using 5mm diameter hot dipped gal. wire 
2. 50x50mm square tubes 1.8mm thick 
3.  all plywood floors 19mm thick                                                              
4.  bigger and wider forklift pocket.  
5.  protector steel strap added size 150mm widex1509mm longx3mm thick 
6. enlarged size of end pockets and side pockets
7. Spreading the side pockets to a width equal to the end pockets                                                                                8. use stronger castors  
 
we can discuss further for more details if you need .