heavy load moving skate

heavy load moves 15 to 400 tons. lowest profile high capacity rollers. endless chain action design. optional swivel top plate attachment styles provide the ability to make turns without jacking the load. swivel top plate ......heavy load moves 15 to 400 tons. lowest profile high capacity rollers. endless chain action design. optional swivel top plate attachment styles provide the ability to make turns without jacking the load. swivel top plate attachments include: swivel diamond, swivel padded, swivel-locking diamond or swivel-locking padded styles. components individual rollers. deluxe kits include: 4 basic rollers, 4 swivel-locking attachments with diamond steel tops, 4 preload pads, 2 steering handles, and steel storage case. sets include: 4 basic rollers, 4 swivel-locking attachments with diamond steel tops, 4 preload pads, and 2 steering handles. capacity individual rollers: 3.75, 5, 10, 12.5, 25, 65, and 100 tons. kits: 15, 20, 40, and 50 tons. sets: 15, 20, 40, 50, 100, 260, and 400 tons.