2 Wheel Strut Channel Trolley Assembly with Dual Bearings for 1-5/8 in Channels Pack of 20

20 Pack Two Wheel Strut Channel Trolley Roller Assemblies with Bearings
✔️ Dual bearing trolley rollers for 1-5/8 inch strut channel systems

This two wheel trolley roller assembly is made for smooth load movement inside metal strut channel frames. It is commonly used in ceiling tracks, garage winch systems, and electric lift setups where steady rolling and low noise are important. Pack size is 20 roller assemblies.

✅ Steel construction for solid strength and long service life
✅ Dual bearing design for controlled motion and reduced drag
✅ Built-in spacers help limit vibration and rattling
✅ Bearing covers help keep internal balls secure during rotation
✅ Fits 1-5/8 inch wide strut channel and taller channel sizes
✅ Hole diameter 9/16 inch 14 mm
✅ Plate thickness 1/4 inch 6 mm
✅ Channel fit width 1-5/8 inch 41.3 mm
✅ No lubrication needed for normal use

💡 How do dual bearing strut channel trolleys reduce friction under load?
They spread load forces across rolling elements instead of sliding contact.

• Deep groove ball bearings lower rolling resistance in track systems

• Spacers keep alignment steady and prevent side drag

• Covered bearings help maintain smooth rotation over repeated cycles

This trolley set is a handy option for building quiet, stable strut channel systems that stay smooth during lifting and sliding jobs.