They roll effortlessly and very easy to install. Aligning the mounting holes to use a single bolt (versus a screw on each side) takes a steady drill hand. Fit wood crib as replacement for old. Worked very well.

There were what was advertised. Got them for a movable center island and a desk. Grey little casters. Only gripe is that they don't have brakes on them.

It's convenient to be able to roll pallet loads without needing a pallet jack. I have one set on a chop-saw stand and the other under my cast iron top router table (200lbs+) it rolls fine on my semi flat concrete floor and over wood chips. The shelves...  Read More

The clearance for bolts / nuts is so tight you can't get a ratchet on them, which makes installing them a nightmare. They were installed to support a load less than half of their 1,000 lb rating.