Note 7 - Major Customer Concentration

9 Months Ended

Jun. 30, 2017

Notes to Financial Statements

Concentration Risk Disclosure [Text Block]

Note

7.

Major Customer Concentration

The following table summarizes customers comprising

10%

or more of net sales for the

three

and

nine

months ended

June 30, 2017

and

2016:

	Three Months Ended June 30,						Nine Months Ended June 30,
	2017			2016			2017			2016
Customer A		15	%		15	%		20	%		20	%
Customer B		15	%		20	%		15	%		17	%
Customer C		*			11	%		*			*

* Less than

10%

As of

June 30, 2017,

Customer B accounted for

18%

accounts receivable. As of

September 30, 2016,

Customers A and B accounted for

18%

and

12%

of accounts receivable, respectively. Customers A and B are both distributors. Customer C is an Alternative Carrier.