Seven steps of シンワ expansion and contraction drawing cases type A 77030

It is awkward that it is too big! It is awkward that it is too small!
I cover an important thing well

From A-0 to a small thing of 580mm well!
It is most suitable for the carrying around of a drawing, the illustration!

Characteristic
●I do not fall even if I put the thing which it is with the main body and a caplock function belonging to, and is heavy
●It is with seven steps-style expansion and contraction function and can use it to paper size.

Because adjustment of the length is possible, it is too big and is not too small.
Can you create it? ・* *
Do you not think that it is convenient? ！

Diameter of pipe φ 86mm

Paper size
One step	580mm
Two steps	615mm(A-1)
Three steps	655mm
Four steps	695mm
Five steps	735 (B-1)
Six steps	775mm
Seven steps	845mm(A-0)

Materials: Polypropylene which is kind to the earth

I can click a product of the hope

Other products concerned	Size	Materials
Expansion and contraction drawing case A seven steps	To A-0	Polypropylene
Clear holder A-1 length	900*620mm	Vinyl chloride
Clear holder A-2 length	650*450mm