BiJun 4 Wheel Trolley Assembly Roller, Silent unistrut Trolley Roller Stainless Steel with M10 Bolt and Lifting Eye Nuts for Use with 1-5/8" Wide and All1-5/8"Ortaller Strut Channel

BiJun 4 Wheel Trolley Assembly Roller, Silent Trolley Roller Steel with M12 Bolt for Use with 1-5/8" Wide and All1-5/8" Or taller Strut Channel

SKTREX Channel Trolley Track Hanger Bracket for UNISTRUT Strut Channel, 1-5/8 Intermediate Support Hange Bracket for All 1-5/8" Channel Trolley Track (4)

SKTREX 6 Wheel Hoist Trolley with Rollers - Strut Trolley Assembly for Electric Hoist - Fits 1-5/8" Wide and Taller Strut Channel - High Strength and Silent Operation