It swivels while the gate is moving, and adjusts to the ground due to the spring. It is lockable by using the brake. Installation was a bit tricky in that my gate is about 6 feet long and goes up an incline.

The homhoo caster is a great solution for sagging gate. The assembly has an appropriate amount of heft and appears to be made of a decent gage metal. It's very solidly built.

Strong enough to hold up my barn door. I have a 16' gate with a gate opener that was slowly drooping and started dragging the ground, sometimes making the gate opener stop working. This 4-inch gate caster is perfect for a gate that we have in the back...  Read More

The mechanics look strong and the mechanism is definitely hold quite of bit of our gate’s weight. The spring seems to be of good quality and appropriate tension for a setup like this.

Bad welding. Very cheaply built, and are tack welded. The gates weigh just over 180lbs apiece.

The best recommendation i can give. Includes bolts for some reason. Great value for the money. The nuts and bolts that come with it are good quality.

These roll, swivel, and lock really nicely. The only small complaint, is the locks are difficult to unlock. Rotate on two perpendicular axes.

Already had them on 4 different concrete surfaces, inclines, ramps, etc. They easily traverse the concrete lip at the opening in my garage and seem to hold up wonderfully. They allow easy relocation to and from my active work area.

Have tried many different ones and really got tired of disassembling everything to replace or fix broken and bent wheels. These wheels are awesome.

Put on a tool cart weighs 3 or 4 hundred pounds. They seem to be pretty heavy duty. Can push a heavy thing pretty easily now.