Specifications:

1.2m two plates

Two plates of 0.9m

0.6m two plates

1.2m slotted three plates

0.9m slotted three plates

0.6m slotted three plates

1.2m slotless three-strip plate

0.9m slotless three-strip plate

0.6m without grooves

1.2m four board

0.9m four board

0.6m four-plate