SureWerx 120111 JET 1/2-Ton VPT Series Manual Trolley - Model Number VPT-05

Specially designed integrated drop stops/bumpers take the load in the event of wheel failure and prevent the wheels from contacting other trolleys on the track. Adjustable to fit securely on a wide range of flanges and beam widths. Can be installed or removed at any point along the track. Use on straight or curved H and I beams