4-Wheel Trolley Assembly Rollers, 4 Pcs Four Bearing Unistrut Trolley Roller | Stable for 1-5/8" Wide and All 1-5/8" or Taller Unistrut Rollers Strut Channel SuperStrut Channel Track (Silver)

Color: SilverMaterial: Galvanized SteelProduct Size: 3.54*3.54 inchPack Contents:4-Pack 4-Wheel Unistrut Trolley Assembly Rollers

• 【Universal Compatibility】4 wheel unistrut trolley assembly rollers works seamlessly with 1-5/8-inch or taller strut channels, including models like SC12-2-EG, SC12-4-EG, SC14-2-EG, SC12-10-EG, P1000, P1001, P5000, P5001, P5500, P5501 and All 1-5/8" or Taller Strut Channel.
• 【Heavy-Duty Support】Four bearing trolley assembly rollers made with Hot-Rolled carbon steel of solid steel for impact resistance. Galvanized to ensure rust resistance of wheeled trolleys. Smooth and noiseless during use unistrut trolley rollers, bearings and pins are firmly welded, work stably, Resulting In Incredible Strength and Quality!
• 【Silent Smooth Movement】Strut trolley features a 4-wheel design, enabling smooth sliding along compatible strut channels; the electro-galvanized zinc silver finish resists corrosion for long-lasting performance
• 【Multi-Purpose】Unistrut trolley rollers is suitable for different situations in our daily life. Can be used in garage winch systems, electric lift systems and ceiling trolley systems
• 【4-Pack Value】This set includes 4 wheel unistrut trolley assembly rollers steel plate hole diameter-9/16 (14 mm);thickness-0.16”(4 mm), each designed for easy installation and reliable performance; ideal for supporting heavy loads in construction, electrical, and mechanical projects