Fir 3x3's that were part of a custom office modular system. Available in lengths from 7.5', 6', 5', and 3.5' lengths. Some are CVG and some have a couple small stable knots. Sold by the linear foot. We also have the custom welded steel brackets to make all kinds of creations, like standing desks, arbors, carports, etc. This is a bulk item. No holds please.