Hammer Caster 425E 100 x 4 pieces Bolt-on Swivel Casters x 4 (one with a stopper) No box Unused, but stored at home for a long time. There are some scratches, dirt, and dullness on the metal parts due to aging, but there are no problems with the operation. The bearings are also smooth. Please take a close look at the photos to assess the condition.