Post up your drawer/storage system

From what I remember, they were by pair. I purchased a set that was locking and a set that was not and mixed them when I did my installation.

And in the pics, they do show a set in the pics. And I have just found my last order, and it said sold in pair.

Product Number: H-8434
Product Name: Heavy Duty Full Extension Slide 250 and 500 lbs
Items Per Package: 1
Package Type:pair
Price: 120.50

That was in the fall of 2015