Dear Sir,

We take this opportunity to introduce ourselves as one of the leading exporter of quality electrical accessories and allied products from China.

The items in the picture are single cavity box and also have double cavity box, the specification as bellow:
W805  25mm single cavity box
W806  16mm single cavity box
W807  35mm single cavity box
W809  47mm single cavity box

W810  25mm double cavity box
W811  35mm double cavity box
W812  47mm double cavity box

Welcome to contact with us, if you have interest, we will tell you more details.

Thanks and Best Regards.