ALINCO, with keepers. Dimensions are nominal. Supplied in cardboard boxes.

Size

A  50 x 12 x 8 mm

B   75 x 12 x 8 mm

C   100 x 12 x 8 mm

D   150 x 12 x 8 mm

E    50 x 15 x 5 mm

F      75 x 15 x 5 mm

G     100 x 15 x 5 mm