Material: spring steel.
Every size and every model are available.
Suitable to standard 10-frame Hive, 8-frame Hive and
others hives, including 440*540mm, 450*500mm,
506*406mm,505*415mm,360*478mm and other sizes.
Precision wire spacing, including 4.0mm, 4.2mm, 4.25mm,
4.3mm (0.15", 0.16", 0.17") and other all.
The metal grid is bound with metal sheet on all four edges .