This Jervis Webb Chain trolley 15308M1 4″ trolley – 3 3/16″ Drop assembly has a 3 3/16″ drop from the bottom of the I-beam and a load capacity of 400 pounds per single trolley. With a load bar, the capacity is 800 pounds. This is a “half trolley” assembly. A pair of two trolleys are required for connection to the chain. The 15308M1 half trolley assembly includes the 4″ half trolley with full complement wheels, Seal, Inner Cap, and Grease Fitting. Hardware sold separately.
How to choose the right Jervis Webb Trolley for your system – Part Number Webb 15308M1
The graphic below shows some of the typical components that make up this Jervis Webb trolley assembly for an overhead conveyor. Sometimes the Drop distance is measured from the top of the conveyor I-beam and in other cases, the Drop distance is measured from the bottom of the I-beam. Please refer to the downloadable Webb catalog for more details on the different types of attachments available. Webb 15309 and Webb 15308 part numbers are available also by request.