1 Ton Trolley.
Fits 3" to 8" Wide Beam.
Rugged steel trolley features lifetime lubricated
double sealed ball bearings. Use on straight or
curved track. Can be installed or removed at any
point along the beam. Adjustable to fit various
sizes of flange and I-beams. Built in bumper
guards. Can be used with H and I-beams. Proof
tested and certified.