Roll-Off Ground Roller 6x6 with Axles and Plates

6" x 6" ground roller assembled with axle and side plates. Heavy duty steel ground rollers with welded hub and sleeve in the center and endplates assembled on 1.5" steel axle with zerk fitting for maintenance. End plate size - 6" wide, 6.5" tall, 1/2" thickness. Fits most roll off bins, dumpsters, & shipping containers. This part is welded onto the bottom part of roll of containers to transport on and off of trucks and on the ground.