Trolley Caster Set, 4 Wheels, 1-5/8 Inch Width

Wide Compatibility: Designed to slide in 1-5/8" wide Unistrut profiles and in rails taller than 1-5/8". Compatible with SC12 2 EG, SC12 4 EG, SC14 2 EG, SC12 10 EG, P1000, P1001, P5000, P5001, P5500, and P5501 profiles. Four-Wheel Movement: The four-wheel design distributes contact within the compatible rail for smooth movement. Integrated bearings promote smooth translation through profile openings for lifting and positioning operations. Heavy-Duty Steel: Constructed from hot-rolled carbon steel for good impact resistance and durability suitable for general use. The roller bearing and pin axle are securely welded for stable operation during normal mechanical use.
Galvanized Finish: The silver galvanized finish helps protect the steel surface from corrosion and promotes a long service life in indoor or sheltered environments. Its understated appearance complements common strut rail systems.
Set of 2: Includes two roller dollies for garage winch systems, electric lifting equipment, and ceiling pulley assemblies. Simple installation and convenient use for construction, electrical, and mechanical maintenance work.