Wholesale Assorted Sample Skid 600+ Units Assorted Sample Skid 600+ Units. Great Lakes Wholesale has 3 showrooms that we maintain and we are constantly pulling cases from our inventory to stock them. Pulling these samples produces a lot of partial cases that we would like to offer to our customers at a great price. The sample skid contains at least 600 selling units and in most cases many more. Average .45 cents a unit or less. Quanities are limited.