2 Wheel Trolley Assembly Rollers.Bearing Trolley Assembly.The Top of the Trolley
2 Wheel Trolley Assembly Rollers.Bearing Trolley Assembly.The Top of the Trolley Has Room for Set Screws, Allowing the Use of a 1-5/8″ High Strut Channel. Model TWO hole 2 Wheel Trolley Assembly 10pcs.