-Cast Iron Trollies Feature Lifetime Lubricated, Double Sealed Ball Bearings
-Use on Straight or Curved Track
-Can Be Installed or Removed at Any Point Along the Track
-Can Be Used w/ H and I Beams
-Built in Bumper Guards
-Adjustable to Fit Various Sizes of Flange and I Beams
-Capacity: 1 Ton
-Beam Width: 3-8"
-Beam Height: 5-12"