ETA-4/5 UII Balancer Trolley - 28070
Single Unified balancer trolley to ride in Unified Industries ETA-4/5 enclosed track rail.
Rated Load 550 lbs.
High tensile almag alloy frame
1.8" Nylon glass reinforced wheels, with permanently sealed precision ball bearings
High impact nylon guide rollers with dual race ball bearings for smooth, quiet operation
Operates within enclosed rail free from obstructing material
Low inertia less than 1% of load
Operating temperature range: +32 degrees to +212 degrees F